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Life Science articles — Page 14

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 14 of 116

Gorilla

Gorillas are very large apes. They live in green forests. They eat leaves and fruit. They live in big groups. Some have silver hair. They are very strong. Do you like big animals?

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Gout

Sometimes joints can get very sore. They may look red and hot. This can happen in a big toe. It can hurt a lot. It is good to see a doctor. Have you ever had a sore toe?

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Grape

Grapes are small fruits. They grow in big bunches. Some are green and some are purple. People eat them fresh or dried. You can also drink grape juice. They are very sweet. Do you like grapes?

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Grapefruit

A grapefruit is a big fruit. It can be pink or yellow. It tastes sour and sweet. Some people call it the forbidden fruit. It grows on a tree. Do you like sour fruit?

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Grasshopper

Grasshoppers are small bugs. They live on the ground. They use strong legs to jump. This helps them run away. They eat green plants for food. Do you like to jump too?

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Great white shark

The great white shark is a big fish. It lives in the ocean. It has many sharp teeth. These teeth help it find food. It has a white belly. This shark is very cool. Do you like sharks?

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Green algae

Green algae are bright green. They live in water. Some look like tiny dots. Others look like long hair. Some look like big seaweeds. They help make things grow. Can you find them in a pond?

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Green iguana

The green iguana is a big lizard. It lives in trees. It eats plants and leaves. It has spikes on its back. These spikes help keep it safe. It can also swim well. Do you like lizards?

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Gregor Mendel

Gregor Mendel studied plants. He looked at green and yellow peas. He wanted to see how they grew. This helped us learn about life. It is very cool! Do you like plants?

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Grief

People feel sad when they lose something. They might lose a pet or a friend. This feeling is called grief. It can feel very heavy. It is okay to cry. How do you feel when you are sad?

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Ground tissue

Plants have parts that fill them up. These parts help plants stay strong. Some parts store food. Some parts help plants float in water. This helps the plant grow tall. Do you like looking at plants?

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Grouper

A grouper is a big fish. It lives in the sea. It has a very large mouth. It can swallow its food whole. This fish can grow very large. Do you like big fish?

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Grouse

Grouse are birds that live on the ground. They eat buds and leaves. Some have feathers on their legs. This helps them walk on snow. They are very interesting birds! Do you like birds?

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Gruiformes

Many birds look like cranes. They live in many places. Some are big and some are small. These birds help the world stay busy. They are fun to see! Can you find a bird?

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Guanaco

The guanaco is a wild animal. It lives in South America. It has brown hair. It eats plants and grass. It is a cousin to the llama. Do you want to see one?

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Guava

A guava is a tasty fruit. It grows on small trees. The fruit can be pink or white inside. It smells very good. You can eat it like an apple. Do you like sweet fruit?

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Guinea fowl

Guinea fowl are birds from Africa. They have spots on their feathers. They eat seeds and bugs. These birds help us by eating tiny pests. They live in big groups. Do you like birds?

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Guinea pig

A guinea pig is a small animal. They come from a place far away. They are not real pigs. They make many cute sounds. They can be your pet. Do you like small pets?

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Gull

Gulls are birds that live by the sea. They are often white and grey. They have feet with skin between their toes. This helps them swim. Gulls are very smart birds. They can find food in many places. Do you like to…

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Gun dog

Some dogs help people hunt. These dogs find birds. They can also bring them back. They are very good helpers. They stay calm near loud noises. Do you have a dog?

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Guppy

The guppy is a small fish. It lives in warm water. Some guppies have bright colors. They can be very pretty to see. Many people keep them in tanks. Do you like colorful fish?

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Gymnosperm

Some plants make seeds. These seeds are not in fruit. They sit out in the open. You might see them on cones. Many trees are like this. Do you like to look at pine cones?

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Habitat

A habitat is a home. It is where animals live. It is where plants grow. A home needs food and water. It also needs the right warmth. Does your home have everything you need?

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Haddock

The haddock is a fish. It lives in salt water. It has a black spot on its side. This spot looks like a thumbprint. People like to eat this fish. It is very tasty! Do you like fish?

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Hagfish

The hagfish is a sea animal. It looks like a long worm. It can make lots of slime. This slime helps it stay safe. The slime stops big fish from eating it. Do you like slimy things?

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Hair

Hair grows from your skin. It can be thick or thin. Hair helps keep us warm. It also keeps us safe. Your hair can be straight or curly. Do you like your hair?

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Halibut

Halibut are big flat fish. They live in the deep ocean. They are dark on top. They are white on the bottom. This helps them hide. People like to eat them. Do you like fish?

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Hammerhead shark

The hammerhead shark has a wide head. It looks like a tool. This head helps it find food. It can see all around it. It swims in warm water. Do you like sharks?

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Hamster

Hamsters are small pets. They like to dig. They have big cheeks. They carry food in them. They like to eat seeds. Do you like hamsters?

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Hand

Your hand is at the end of your arm. It has one thumb. It also has four fingers. You can use them to grab things. Your hands help you touch the world. Can you wiggle your fingers?

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Hand, foot, and mouth disease

Some germs can make you sick. They cause red spots on hands and feet. You might feel tired or hot. These spots can go away on their own. It is good to wash your hands. Do you like to wash your hands?

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Hans Krebs (biochemist)

Hans Krebs was a great scientist. He studied how our bodies work. He found how cells get energy from food. This helps us stay alive. He won a very big prize. Do you like to learn how things work?

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Haptophyte

Tiny sea plants live in the ocean. They can make hard shells. These plants help small fish grow. They are very important to the sea. Can you find them in the water?

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Hare

A hare is a fast animal. It has very long ears. It can run very fast. It lives in a small nest on the ground. The baby hares can take care of themselves. Do you like to run fast too?

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Hatred

Hate is a very strong feeling. It can feel like anger. It can feel like being upset. Some people feel it for a short time. Some feel it for a long time. It is the opposite of love. Have you ever felt very mad?

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Head

A head is at the top of your body. It has eyes to see. It has a nose to smell. It has a mouth to eat food. Your head helps you learn about the world. Do you use your head to think?

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Health care

Helpers keep us healthy. They help when we are sick. They help when we get hurt. These people make us feel better. It is good to stay well. Do you feel good today?

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Hearing

Your ears help you hear. They catch sounds in the air. These sounds move through your ear. Then your brain learns the sound. This helps you hear music and friends. It is a neat way to learn! Can you hear a bird sing?

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Hearing loss

Some people cannot hear well. This can happen at birth. It can also happen when you grow up. It might happen in one ear. It might happen in both ears. Some people use tools to help them hear. Can you hear a bird sing?

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Hedera

Ivy is a green plant. It likes to climb. It can grow on trees. It can grow on walls. Birds love to eat its fruit. It helps many small animals. Have you seen ivy?

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Helianthus

Sunflowers are bright yellow flowers. They grow very tall. They can follow the sun. This helps them grow well. They are very pretty to see. Do you like big flowers?

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Heliconia

These plants have bright flowers. They grow in warm forests. Birds love to eat their sweet food. Some small bats use the leaves for a home. They even make a little tent! Do you like bright colors?

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Hematology

Doctors study your red blood. They look at how it works. They help when you are sick. This helps you stay well. It is very cool work. Do you know your blood color?

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Hemiptera

Some bugs are called true bugs. They have a long beak. They use it to drink. Some drink from plants. Some drink blood. They live in many places. Do you see a bug today?

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Hemoglobin

Red blood cells have something special. It helps carry air to your body. This helps you stay strong. It is in your blood. Do you feel good today? Can you feel your heart beat?

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Hepatitis

Your liver can get sick. It might feel sore. You might feel tired. Your skin could look yellow. This is called hepatitis. We must keep our liver healthy. Do you eat good food?

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Herb

Some plants are called herbs. They can smell very good. We use them to make food taste great. They can also help us feel better. They are fun to grow. Do you like the smell of herbs?

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Herbal medicine

People use plants to stay well. Some plants come from leaves. Some come from roots. This helps us feel good. It is a very old way. Do you like tea?

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