A close look at the incredible process of how snakes form and develop their eggs from the inside.

As if that weren’t enough of an accomplishment for the old lady, she did this without having been in contact with a male for ...

The sex of many turtles, crocodilians, and other reptiles is determined by the temperature at which their eggs incubate.

Learn how frog eggs and fish eggs differ in structure, habitat, development, and survival, and what they reveal about the ...