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Life Science articles — Page 46

Read about living things, from cells and plants to animals and the human body. Choose an article below; its reading controls let you move between the available levels.

5,533 public articles · Page 46 of 116

Explore related Science Lab activities about plants, animals and ecosystems or the human body, each at five reading levels.

Chinese water dragon

This is a green lizard. It lives near streams. It likes to climb trees. It eats bugs and worms. It helps the forest stay healthy. Do you like lizards?

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Chionoecetes

Snow crabs live in cold oceans. They like to stay in deep, chilly water. These crabs are a yummy treat for us. We can eat their legs in many ways. They help the ocean stay healthy. Do you like to eat crab?

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Chipmunk

A chipmunk is a small squirrel. It has stripes on its back. They live in holes in the ground. They carry seeds in their cheeks. This helps new plants grow. Do you like chipmunks?

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Chironex fleckeri

The sea wasp is a jellyfish. It lives in the warm ocean. It has long, stinging parts. These parts can hurt you. We must be careful in the water. Do you like the sea?

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Chital

The spotted deer has many dots. It lives in the forest. The deer is golden and white. It likes to eat plants. Can you see its spots?

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Chiton

A chiton lives in the sea. It has a hard shell. The shell has eight parts. It can roll into a ball. This helps it stay safe. It clings to rocks. Do you like looking at sea life?

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Chlamydia pneumoniae

Tiny germs can make us sick. They can live in our lungs. These germs make it hard to breathe. They can also make us cough. We can get better with medicine. Have you ever had a cough?

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Chlamydiota

Some tiny germs live inside other living things. They are very, very small. They can make people feel sick. Some live in the deep ocean too. They are hard to find. Do you want to learn more?

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Chlamydomonas

This is a tiny green living thing. It lives in water or wet soil. It has two long tails to swim. It uses light to make food. It is very small to see. Can you find it in a pond?

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Chlorella

This is a tiny green plant. It lives in water. It uses sunlight to grow. It can even make air for us to breathe. Some people eat it in pills. Do you like green food?

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Chlorocebus

These monkeys live in Africa. They like to walk on the ground. They sleep in the trees at night. They eat fruit and seeds. These monkeys live in big groups. They talk to each other with sounds. Do you like monkeys?

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Chloroflexota

Some tiny living things are special. They live in very hot places. Some use light to make food. They are very small. You cannot see them. They help the world work. Can you find them?

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Chlorophytum comosum

The spider plant is a green plant. It has long, thin leaves. It can grow in a pot. It is easy to grow at home. It is safe for pets too. Do you like plants?

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Choanoflagellate

Tiny living things live in the water. They have a little tail. This tail helps them swim. They use it to catch food. They are like very small cousins to animals. Can you find them in a pond?

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Choking

Sometimes food gets stuck in your throat. This makes it hard to breathe. It can happen to kids or old people. It is good to stay calm. People can help you. Have you ever coughed on food?

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Choristodera

These were old reptiles. They lived in the water. Some looked like big crocodiles. Some were small like lizards. They liked to eat fish. They lived a long time ago. Do you like reptiles?

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Chough

These birds are black. They have bright red or yellow bills. They live on high mountains. They like to fly in the air. They eat small bugs for food. Do you like to watch birds fly?

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Chow Chow

The Chow Chow is a special dog. They come from China. These dogs have very thick fur. Their tongues are blue or purple. They also have curly tails. Do you like big, fluffy dogs?

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Christiaan Barnard

Christiaan Barnard was a doctor. He helped people with sick hearts. He was the first to give a person a new heart. This helped many people. He was very brave. Do you want to be a doctor?

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Christian Wilhelm Braune

Braune was a man who studied bodies. He made great pictures of how we look inside. He wanted to see how we move. His work helps us learn. It is very smart work. Do you like to learn how things work?

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Christmas Island red crab

Big red crabs live on an island. They are a bright red color. They walk to the sea to lay eggs. Millions of crabs move at the same time. It looks like a red carpet on the ground. Do you like red crabs?

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Chromatin

Your body has tiny bits of code. These bits are very long. They wrap around little balls to stay small. This helps them fit in your cells. It is like a long string on a bead. Can you imagine tiny beads inside you?

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Chromista

Some tiny living things are in a group. They live in the water. Some use light to make food. Others do not. They are very different from us. Do you like to look at tiny things in water?

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Chromosomal translocation

Small parts in our cells can swap. Sometimes two parts switch places. Other times, two parts stick together. This can change how our bodies grow. It is how our cells work. Do you want to learn more?

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Chromosome abnormality

Our bodies have tiny parts inside. Sometimes, these parts are not right. One part might be missing. Or there might be an extra part. This can change how we grow. It is okay to be different. Do you want to learn more?

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Chronic condition

Some sicknesses last a long time. They do not go away fast. They may stay for many years. Doctors help people feel better. We can eat good food to stay well. Do you eat healthy food?

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Chronic pain

Some pain lasts a long time. It can stay for many months. It might feel like a burn. It can also feel like a throb. This pain can be hard to stop. We want to help people feel better. Do you know how to help a friend?

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Chrysalidocarpus lutescens

This is a golden palm tree. It has long, yellow leaves. The leaves curve up like wings. It can grow in a warm house. It looks like a big butterfly. Do you like green plants?

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Chrysaora fuscescens

This jelly lives in the ocean. It has a gold body. Long arms hang down. It can sting you. It uses its arms like a net. Do you like gold jellies?

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Chytridiomycota

These are tiny living things. They live in water. They can be very small. They help clean the earth. They eat old things. Do you like to splash in water?

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Cicely Williams

Cicely Williams was a kind doctor. She helped many sick children. She found out how to help them grow strong. This work helped babies all over the world. She was very brave. Do you want to be a doctor too?

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Ciliate

Tiny life lives in the water. It has many small hairs. These hairs help it swim and eat. It lives in lakes and oceans. You can find them in wet dirt too. Do you like to look at water?

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Cilium

Tiny hairs grow on small cells. They can move or feel things. Some hairs help cells swim. Other hairs work like little antennas. They help your body work well. Do you have tiny hairs too?

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Cinereous vulture

This is a very big bird. It is a dark bird. It lives in the mountains. It eats things that are dead. This helps keep the land clean. Do you like big birds?

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Cirrhitidae

Hawkfish live in warm seas. They like to stay near coral reefs. They sit and wait for food. Then they dive down to eat. They are very colorful. Do you like bright fish?

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Citric acid cycle

Your body needs power to move. It gets power from food. This power helps you play. Small parts in your body work in a circle. They turn food into energy. It is like a tiny engine. Can you feel your energy?

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Citron

The citron is a big fruit. It looks like a lemon. It has a very strong smell. People use it for food and perfume. It is a special fruit from long ago. Do you like the smell of fruit?

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Clade

Living things are like a big family. They all come from one old group. This group includes all the children too. It helps us see how we are all linked. It is like a big tree. Do you see the branches?

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Cladonia rangiferina

This is reindeer lichen. It looks like soft moss. It grows in very cold places. It is food for reindeer. We can see it on the ground. It grows very slowly. Do you like the cold?

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Clam

Clams live in the sand. They have two hard shells. These shells stay shut tight. Many animals eat them. People eat them in soup, too. Do you like clam soup?

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Clamator

These are large birds. They have brown wings. They like to shout loud. They lay eggs in other nests. This helps them find food. Can you hear them call? They are very noisy birds.

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Clara Barton

Clara Barton was a kind nurse. She helped many people. She gave food to soldiers. She also gave them care. Her work helped many families. We can learn from her. Do you like to help others?

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Clark L. Hull

Clark Hull was a smart man. He studied how we learn things. He wanted to know why we act. He worked at a big school. His work helps us learn. Do you like to learn new things?

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Class (biology)

Scientists group living things. They put them in big sets. One set is called a class. It helps us learn about life. It is like a big family. Can you find a class?

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Classical swine fever

Some pigs get very sick. They may get a fever. It can hurt their skin. This sickness can spread fast. It is important to keep pigs safe. Do you like farm animals?

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Clavicle

You have two collarbones. They are long and thin. They help your arms move. They hold your shoulder in place. These bones help you play. Can you feel yours?

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Claw

A claw is a sharp point. It is on the end of a toe. Animals use them to climb trees. They also help to dig in the dirt. Claws help many animals stay safe. Do you see claws in your yard?

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Cleaner shrimp

Some shrimp are like tiny cleaners. They live in the sea. They eat tiny pests off big fish. This helps the fish stay healthy. It is a great way to help. Do you like to stay clean too?

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