DENDROLOGY

Detailed explanation-1: -Reptiles are animals with dry skin and scales. They are carnivores. They lay eggs. For example, lizards, crocodiles, snakes, etc.

Detailed explanation-2: -Cold-blooded animals cannot generate their own body heat, but they do regulate it by changing their environment. Alligators and other reptiles often lie in the sun to warm themselves. On the other hand, they cool off by taking a dip in the water, moving into the sade of a rock or crawling into a burrow in the ground.

Detailed explanation-3: -Basically, cold-blooded animals include the insects, arachnids, reptiles, fish, and amphibians. These are the oldest groupings of animals on Earth, evolving much earlier than birds and mammals, which tells us that being cold-blooded is an ancient biologic system.