Animals are classified into two main categories: those with backbones (vertebrates) and those without backbones (invertebrates). ![]() | Card: 2 / 36 |
The five groups of animals with backbones are mammals, birds, reptiles, amphibians, and fish. | Card: 12 / 36 |
False. Some reptiles live on land, while others can live both on land and water. ![]() | Card: 18 / 36 |
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Fish swim, amphibians like frogs swim and hop, reptiles like snakes slither, birds fly, and mammals typically walk on four legs. ![]() | Card: 26 / 36 |
Fill in the blank: Mammals give birth to ___ and produce ___ to feed their young. | Card: 27 / 36 |
Birds have wings, feathers, and lightweight bodies with hollow bones, which enable them to fly efficiently. | Card: 32 / 36 |
Amphibians breathe through lungs on land and can also breathe through their skin in water. | Card: 36 / 36 |



















