Vertebrates and Invertebrates

Front

What are vertebrates?

Back

Vertebrates are animals that have a backbone or spine. Examples include mammals, birds, reptiles, amphibians, and fish.

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What are invertebrates?

Back

Invertebrates are animals that do not have a backbone. Examples include insects, arachnids, mollusks, and crustaceans.

Front

Which group of animals has more species: vertebrates or invertebrates?

Back

Invertebrates have more species than vertebrates.

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What is a warm-blooded animal?

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Warm-blooded animals can regulate their body temperature internally. Examples include mammals and birds.

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What is a cold-blooded animal?

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Cold-blooded animals rely on external sources to regulate their body temperature. Examples include reptiles and fish.

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What do birds have that helps them fly?

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Birds have feathers that help them fly.

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What do fish use to breathe underwater?

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Fish use gills to take in oxygen from the water.

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What is a mammal?

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Mammals are warm-blooded vertebrates that have hair or fur and usually give birth to live young.

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What is an amphibian?

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Amphibians are cold-blooded vertebrates that can live both in water and on land. They usually start life as larvae in water.

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What is a reptile?

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Reptiles are cold-blooded vertebrates that have scales and lay eggs. Examples include snakes, lizards, and turtles.