A sloth against a forest background
Courtesy of Sam Trull (Sloth); Shutterstock.com (All Other Images)

Rescue in the Rainforest

In a jungle in Costa Rica, a young sloth was sick and close to death. This is the extraordinary story of the people who raced to save her.

By Mackenzie Carro

Learning Objective: Students will identify key ideas and details to help them comprehend an article about a sloth rescue in a rainforest of Costa Rica.

Lexile: 700L-800L , 600L-700L
Guided Reading Level: S
DRA Level: 40
Other Key Skills: inference, text features, interpreting text, author’s purpose, narrative and explanatory writing
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UP CLOSE: Key Ideas and Details

As you read this article and examine the text features, look for important information about sloths, the threats they face, and how some special people are helping them survive.

Snow White lay still on the forest floor. The tiny sloth was ice-cold, her breathing weak.  

All alone, she was dangerously close to death. 

Only months before, Snow White had been healthy and happy, wrapped tightly around her mother’s furry chest in the treetops around Manuel Antonio, a national park in Costa Rica. Many sloths like Snow White and her mother make their home in the rainforest there. They live alongside thousands of other creatures. 

As Snow White and her mother snuggled high in the leafy canopy, gold-colored monkeys leapt from tree to tree. Toucans with bright yellow and orange beaks perched in the branches. Spiny-backed iguanas the size of small dogs marched down below. 

When Snow White was about 6 months old, she began to live on her own. She spent her days eating the leaves and fruit of a few trees that her mom had shown her were safe. 

Then disaster struck. 

Snow White’s home was near a hotel. At some point, a tree she depended on for food was likely cut down. Without enough to eat, Snow White began to starve. As she grew thinner and thinner, she became sick. Then a big storm lashed the area, chilling her to the bone. Too weak to hang on, she likely fell from her tree. 

Would Snow White survive?

Snow White lay still on the forest floor. The tiny sloth was ice-cold. Her breathing was weak. 

All alone, she was about to die.

Only months before, Snow White had been healthy and happy, holding onto her mother. They were in the trees around Manuel Antonio National Park in Costa Rica. Many sloths make their home in the rainforest there. They live alongside thousands of other animals. 

Snow White and her mother snuggled in the leafy canopy. Meanwhile, gold-colored monkeys jumped from tree to tree. Toucans with colorful beaks perched in the branches. Iguanas the size of small dogs marched down below. 

When Snow White was about 6 months old, she began to live on her own. She spent her days eating the leaves and fruit of a few trees.

Then disaster struck. 

Snow White lived near a hotel. At some point, a tree she needed for food was likely cut down. Snow White began to starve. She grew thinner and thinner. She became sick. Then a big storm hit the area. Too weak to hang on, she likely fell from her tree. 

Would Snow White survive?

Jim McMahon/Mapman ®

Many Threats

Many Threats

With their goofy smiles, smart-looking eyes, and the slow movements they’re known for, sloths are undeniably cute. So it’s not surprising that they have become celebrities. You can buy sloth T-shirts, calendars, and toys. On TikTok, #sloth has 1 billion views—and counting. 

But sloths are also highly misunderstood. What looks like a smile when we greet them is simply their face. When they stretch out their arms as we come close, it might appear as if they want a hug, but they don’t—they’re actually trying to defend themselves. Being touched by a human causes a sloth’s heart to pump superfast. If that happens over and over again, the stress can lead to death.

Unwanted attention is just one way humans are putting these creatures in danger. Some people take sloths from the wild and sell them as pets, even though that’s against the law in many countries, like Costa Rica, and in many U.S. states. Sloths are wild animals, and they don’t do well in captivity. Most end up dying.

But the greatest threat sloths face is deforestation. Rainforests in Central and South America—the only places in the world where sloths live—are being cut down to make room for farms, homes, and hotels. 

Sloths can’t jump from tree to tree like monkeys. They must be able to reach out and grab a branch to move from one tree to another. When trees are cut down, large gaps are left in the forest. This forces sloths to go down to the ground. There, they can be attacked by jaguars and dogs. Other times, sloths just grab onto whatever they can find, like power lines strung up near the trees. The jolt of electricity can kill the animals. 

What can be done?

Sloths are supercute. Their smiles are goofy. Their eyes look smart. And they’re famous for their slow movements. So it’s not surprising that they have become stars. You can buy sloth T-shirts and toys. On TikTok, #sloth has more than 1 billion views. 

But sloths are also misunderstood. Their faces may look like they’re smiling. But they’re not. Their mouths just look that way. Sloths stretch out their arms when we come close. It might appear that they want a hug. But they don’t. They’re actually trying to defend themselves. Being touched by a person causes a sloth’s heart to beat really fast. If that happens over and over, it can lead to death.

Sloths face many other threats. Some people take sloths from the wild and sell them as pets. But that’s against the law in many countries, like Costa Rica, and in many U.S. states. Sloths are wild animals. They don’t do well in captivity. Most end up dying.

But the greatest threat to sloths is deforestation. Sloths are found only in rainforests in Central and South America. Those forests are being cut down to make room for farms, homes, and hotels. 

Sloths can’t jump from tree to tree like monkeys. They must be able to grab a branch to move from one tree to another. When trees are cut down, large gaps are left in the forest. This forces sloths to go down to the ground. There, they can be attacked by jaguars and dogs. Other times, sloths just grab onto power lines near the trees. The jolt of electricity can kill the animals. 

What can be done?

The Rescue

The Rescue

On May 17, 2021, a hotel worker spotted Snow White’s body in the dirt. Thankfully, he knew exactly what to do: call The Sloth Institute (TSI).

TSI is a special organization where a team of conservationists care for injured and sick sloths. Since 2014, TSI has rescued about 400 sloths. If there was anywhere Snow White could be saved, it was TSI.

After receiving the call, the team at TSI raced to the scene. They gently wrapped Snow White’s frail body in a blanket and rushed her back to TSI. But they didn’t get their hopes up. 

“I didn’t think she would make it,” says Amanda Orens, who cared for Snow White. 

Orens and the rest of the team worked around the clock to save Snow White. They warmed her with heating pads. They fed her sugar because she was too weak even to chew leaves. They gave her medicine to bring her weak body back to health. 

For the first night, Orens stayed by Snow White’s side.

It seemed that the little sloth was doomed.

In May 2021, a hotel worker spotted Snow White’s body in the dirt. Thankfully, he knew what to do: call The Sloth Institute (TSI).

TSI is a special organization. Its team of conservationists care for injured and sick sloths. Since 2014, TSI has rescued about 400 sloths. If there was anywhere Snow White could be saved, it was TSI.

The team at TSI raced to the scene. They gently wrapped Snow White’s frail body in a blanket. They rushed her back to TSI. But they were worried. 

“I didn’t think she would make it,” says Amanda Orens. She cared for Snow White. 

Orens and the others worked around the clock to save Snow White. They warmed her with heating pads. They gave her sugar because she was too weak to chew leaves. They gave her medicine to bring her weak body back to health. 

For the first night, Orens stayed by Snow White’s side.

It seemed that the little sloth was doomed.

Kung_Mangkorn/Getty Images

Sloth Superpowers
Sloths have been on Earth for almost 64 million years. These amazing traits have helped them survive.

 

Crazy-Sharp Claws
Long, curved claws help sloths climb and hang from branches for long periods of time.

 

Slow Stomachs
It takes sloths about 30 days to digest a single leaf. They poop once a week. That saves them from having to go down to the ground often, where they can be attacked by jaguars and dogs. 

 

Cautious Movements
Extremely slow movements help sloths save energy. That slowness also prevents them from hurriedly grabbing a weak branch and falling.

 

Cool Coat
Tiny plants that live only in sloth fur help sloths blend into the trees and hide from hungry predators like eagles.  

Sloth School

Sloth School

But slowly, Snow White began improving. She was able to drink on her own and even nibble on a few leaves. After about a week, she began cleaning herself. It was clear that she had turned a corner. (The team named the little sloth after Snow White because, like the fairy-tale character, she woke up from a deep sleep.)

Now Snow White was ready to start “sloth school,” a program that prepares sloths to return to the wild after being injured or losing their mothers. 

Sloths that come to TSI as babies have a lot to learn before they can be released. If you’re a baby sloth, how do you find food? Where do you sleep? How do you climb safely? 

The team at TSI teaches these important skills in different ways. To help the little ones learn how to find food, the team hangs leaves on a rope so the sloths can practice sniffing and grabbing. To help sloths become comfortable in the forest, the team places them in a large outdoor pen. The sloths then get to spend more and more time outside the pen until they’re ready to stay there for good. 

It can take years for baby sloths to learn how to survive on their own in nature. 

Snow White had already lived for months in the wild with her mom. So her main “job” was simply to grow big and strong. Her caregivers filled her pen with blankets to make her comfortable. They made sure that she had plenty of delicious leaves and fruit to snack on. 

Snow White healed and grew quickly. The team watched her progress with awe.

“She looked like a completely different sloth,” says Orens. “I still can’t get over the transformation.”

But slowly, Snow White began improving. She was able to drink on her own. She was able to chew on a few leaves. After about a week, she began cleaning herself. It was clear that she had turned a corner. (The team named the little sloth after Snow White. That’s because, like the fairy-tale character, the sloth woke up from a deep sleep.)

Now Snow White was ready to start “sloth school.” This program prepares rescued sloths to return to the wild. 

Baby sloths have a lot to learn before they can be released. If you’re a baby sloth, how do you find food? Where do you sleep? How do you climb safely? 

The team at TSI teaches these important skills in different ways. To help the little ones learn how to find food, the team hangs leaves on a rope. The sloths then practice sniffing and grabbing. To help sloths become comfortable in the forest, the team places them in a large outdoor area. The sloths then get to spend more and more time outside the area until they’re ready to stay there for good. 

It can take years for baby sloths to learn how to survive on their own in nature. 

Snow White had already lived for months with her mom. So her main “job” was to grow big and strong. Her caregivers gave her blankets to make her comfortable. They made sure that she had plenty of tasty leaves and fruit to eat. 

Snow White healed and grew quickly. “She looked like a completely different sloth,” says Orens. “I still can’t get over the transformation.”

Long-Term Solutions

Long-Term Solutions

Snow White was lucky to attend sloth school. But for sloths to be truly safe, the serious threats they face in the wild need to be addressed. Even as a small organization, TSI is taking important steps to protect sloths. The team is helping install devices that keep animals from climbing onto power lines. That can keep sloths safe from touching the deadly wires. 

TSI is also building “sloth speedways”—ropes hanging from tree to tree. Sloths and other animals can use the ropes to travel safely in areas of forests where too many trees have been cut down. 

For sloths to be truly safe, the serious threats they face in the wild need to be addressed. TSI is taking important steps to protect sloths. The team is helping put up devices that keep animals from climbing onto power lines. That can keep sloths safe from touching the deadly wires. 

TSI is also building “sloth speedways.” These are ropes hanging from tree to tree. Sloths and other animals can use the ropes to travel safely in areas of forests where too many trees have been cut down. 

Fairy-Tale Ending?

Fairy-Tale Ending?

So did Snow White get her fairy-tale ending? After about a month at TSI, she had new fur sprouting all over her body—a key sign of health. She had also put on weight.  As the weeks passed, it became clear she didn’t need any help climbing or finding leaves to eat.

She was ready to leave TSI for good. 

And so on a warm summer day, nine months after she was found on the brink of death, the team put Snow White in a soft cloth bag. They took her to a safe forest not far from TSI. They placed the bag near the trunk of a big tree and opened it. Slowly, Snow White began to climb up. 

“I felt incredibly happy,” Orens says. “I knew with every bone in my body she was going to succeed.” 

Today, thanks to TSI, Snow White is likely living her best life somewhere deep in the rainforest of Costa Rica. 

Healthy. 

Thriving. 

Free. 

So did Snow White get her fairy-tale ending? After about a month at TSI, she had new fur all over her body. That’s a key sign of health. She had also put on weight. 

As the weeks passed, it became clear she didn’t need any help climbing or finding leaves to eat. 

She was ready to leave TSI for good. 

And so nine months after she was found, the team put Snow White in a soft bag. They took her to a safe forest not far from TSI. They placed the bag near the trunk of a big tree and opened it. Slowly, Snow White began to climb up. 

“I felt incredibly happy,” Orens says. “I knew with every bone in my body she was going to succeed.” 

Today, thanks to TSI, Snow White is likely living her best life somewhere deep in the rainforest of Costa Rica. 

Healthy. 

Thriving. 

Free.

Write to Win

Retell what happened to Snow White from her point of view. Use details from the article and the text features in your response. You may write it in the form of a journal entry, a short story, or a poem. Send your work to “Sloths Contest” by February 1, 2023. Five winners will each receive a copy of The Adventures of Dr. Sloth by Suzi Eszterhas. Visit the Storyworks Contests page for more information.

Write to Win

Retell what happened to Snow White from her point of view. Use details from the article and the text features in your response. You may write it in the form of a journal entry, a short story, or a poem. Send your work to “Sloths Contest” by February 1, 2023. Five winners will each receive a copy of The Adventures of Dr. Sloth by Suzi Eszterhas. Visit the Storyworks Contests page for more information.

This article was originally published in the December 2022/January 2023 issue.

This article was originally published in the December 2022/January 2023 issue.

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Step-by-Step Lesson Plan

Table of Contents

1. Preparing to Read

2. Reading and Discussing

Close Reading, Critical Thinking

3. Skill Building and Writing

4. Differentiate and Customize

Striving Readers, Advanced Readers, Multilingual Learners

5. Can’t-Miss Teaching Extras

1. Preparing to Read

Build Background, Preview Vocabulary, Set a Purpose for Reading

  • Have students pair up to preview the article’s text features and try to predict who (or what) the article will be about, what happened, and where it takes place. Then show students our Background Builder about the rainforest and the animals that live there.
  • As a class, watch our video “Behind the Scenes: Rescue in the Rainforest” to gain background information about sloths. Students can then discuss or write their answers to the Video Discussion Questions.
  • Show or digitally assign the Vocabulary Slideshow to introduce challenging words in the article. Follow up with the Vocabulary Skill Builder before or after reading. Highlighted terms: rainforest, canopy, captivity, deforestation, conservationists, frail, turned a corner, transformation.
  • Call on a student to read aloud the Up Close box on page 6 to set a purpose for reading.

2. Reading and Discussing

  • Read the article together as a class or in small groups. You can read the on-level version (from the print magazine) or the lower-Lexile version. Alternatively, you can listen to the Immersive Read-Aloud together, enhanced with music and sound effects for extra engagement (on-level version only).
  • Put students into small groups or pairs. Ask them to discuss or write their answers to the close-reading and critical-thinking questions.

Close-Reading Questions

  • Based on the opening section, what was Snow White’s life like for her first six months? What then caused her to become ill? (cause and effect) For her first six months, Snow White lived a happy life, first with her mother, then on her own. She lived in trees alongside many other animals in the rainforest and ate leaves and fruit. She became ill when a tree she depended on for food was cut down. Without enough to eat, she started to starve. She was also chilled by a storm. She became too ill to hold onto tree branches and fell to the ground.
  • In the section “Many Threats,” the author says that sloths are “highly misunderstood.” What are some examples of how they’re misunderstood? (key details) Sloths appear to be smiling at us, but that’s just the way their faces are formed. When they stretch out their arms, they don’t actually want a hug. They want people to stay away because contact with humans causes their heart to race. Some people also think that sloths make good pets, but they can’t survive in captivity.
  • What is deforestation and why is it a major threat to sloths? (key idea) Deforestation is the cutting down or burning of trees in an area, usually to make room for human activities like planting crops or building houses. It is a threat to sloths because it prevents them from moving from tree to tree. They have to go down to the ground, where they could be attacked by predators. Alternatively, they might grab onto whatever they can reach, like a dangerous power line instead of a branch.
  • Based on the section “The Rescue,” what can you infer about Amanda Orens and others who work at The Sloth Institute? Support your answer with details from the article. (inference) You can infer that Orens and the others are caring people who are devoted to saving sloths. They rushed to the rescue as soon as they got the call that Snow White was injured, and they “worked around the clock to save Snow White.” Orens stayed with Snow White the whole first night.
  • How does the sidebar “Saving Sloths” support what you read in the section “Sloth School”? (text features) The section “Sloth School” explains that TSI cares for sloths that are sick or injured, or that have lost their mothers, and prepares them to return to the wild. TSI teaches the sloths survival skills. The sidebar “Saving Sloths” shows different ways TSI cares for sloths: feeding them milk, collecting leaves for them to eat, treating their injuries, and returning them to the wild.
  • The section “Long-Term Solutions” describes some ways TSI is helping keep sloths safe. Why do you think finding solutions like these is important? (inference) It’s important to make the rainforest safer for all sloths, because not every sick or injured sloth will be found and taken to TSI. By finding long-term solutions, like keeping animals from climbing onto power lines and building them “sloth speedways,” injuries can be prevented and animals won’t end up needing help.
  • Reread the section “Fairy-Tale Ending?” What does the phrase “fairy-tale ending” mean? Do you think Snow White’s story has a fairy-tale ending? Explain. (interpreting text) A fairy-tale ending is a happy one; after solving a problem everyone “lives happily ever after.” Students will likely say that Snow White’s story has a fairy-tale ending because after being close to death, the sloth was treated, healed, and sent back into the wild, where she’s “likely living her best life.”

Critical Thinking Question

  • Why do you think the author, Mackenzie Carro, wrote this story? Why might she want you to know about a real-life sloth? (author’s purpose) Answers will vary. Students might say that one reason Carro wrote this story is because, as she points out, sloths are very popular, but many people don’t know what they’re actually like or the dangers they face. By writing about a real-life sloth, she can let readers know many details about sloths and the threats to them. Also, by describing the work of TSI, she might inspire readers to want to help sloths or other animals.

3. Skill Building and Writing

Featured Skill: Key Ideas and Details

  • Distribute the Key Ideas and Details/Text Evidence Skill Builder (available on two levels) or assign the Slide Deck
  • As a class, read the writing prompt in the “Write to Win” box on page 9. Have students use their completed Cause and Effect Skill Builder to help them respond to the prompt. Then you can send their essays to our writing contest (see page 2 of the magazine for details)!

Differentiate and Customize
For Striving Readers

This article interweaves the story of Snow White with the lives of sloths and the threats they face in general. To help readers distinguish, pause at the end of each section and ask whether the section told them about Snow White, other sloths, or both. Have them highlight information about Snow White in one color and information about sloths in general in another color. Then discuss what they’ve learned about sloths.

For Advanced Readers

The opening of the article mentions that Snow White lives alongside thousands of other creatures in the rainforest of Costa Rica. Have students choose one of these animals and do research to find out what its life is like and what threats it faces, if any. They should display their findings on a poster they can present to the class. (Be sure they first watch our Background Builder Slideshow about the rainforest!)

For Multilingual Learners

This article provides many opportunities for readers to practice pronouncing the hard and soft /th/ sounds, which can be challenging for multilingual learners. First, read the headline and subhead aloud, pointing out the difference in the /th/ sound in the and this versus sloth and death. Have students practice saying these words. Then preview the other words with th they will encounter in the first section of text and let them practice saying them aloud as you model them.

Soft /th/ sound: breath, healthy, thousands, months, thinner

Hard /th/ sound: mother’s, their, there, they, that, then

Can't-Miss Teaching Extras
Explore the Storyworks Archive

Pair this article with another reader-favorite story of an animal rescue! Have students read “How to Save a Baby Orangutan” and compare it with “Rescue in the Rainforest.”

Watch a Video

This video from The Sloth Institute gives more information about the problems sloths face and how the organization is helping them survive. (Note: The video starts after a short ad.)

Make a Sloth Book

Your students can use this worksheet from KidZone to make their own folded sloth book. It includes space to write what they’ve learned about sloths, what they’ve always known about sloths, and what they still want to know.

Learn More About Rainforests

This webpage from the Rainforest Foundation is full of information about the importance of rainforests and the people, animals, and plants that live there. You can find links to games, activities, and learning materials, as well as ideas for what your students can do to help save rainforests.

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