What are some animals that give birth to huge numbers of offspring at once?” (Watch a female sea urchin produce millions of eggs.) The mola, or ocean sunfish, looks like an animal cracker someone bit ...

Once a sperm has broken through to an egg cell in order to fertilize it, the two cells need to hold together tightly. This ...

The extinct animal's face structure could help explain how vertebrates, including ourselves, evolved our distinctive look.

The American alligator is native to the swamps, streams, rivers, and lakes of the southeastern United States. These ancient ...

As wildfires become more common and more severe, habitats that are burned become even hotter. The study found that in areas ...