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Upper Elementary Science - I
2.29 Classifying Vertebrates
: A penguin is a ___________.
: Fish, amphibians, and reptiles are all ________ blooded.
: Vertebrates are divided into _______ classes.
: A vertebrate is an animal with _______.
a back bone
no back bone
: Which two vertebrates are warm blooded _________.
birds and fish
mammals and birds
amphibian and reptiles
: Humans are ____________.
: Mammals have fur or _____________.
: Which vertebrates have well developed brains?
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