What Is a Reptile?: What Are Reptiles?

The video explores the diverse habitats of reptiles, highlighting that while many live on land, some, like alligators and marine iguanas, thrive in water. It explains that reptiles are cold-blooded and thus more common in warm, tropical regions, though some can be found in colder climates.

Why are reptiles not common in cold regions on Earth?

What can you infer about the presence of reptiles in colder climates?