Mammals are among the most adaptable animals on the planet ... Many carnivores, for example, are top predators that live generally solitary lives. These include jaguars, tigers, and polar bears.

Once every spring, a few days after the full moon, corals of the great barrier reef release eggs and sperm simultaneously—a ...

The platypus and the spiny anteater are the only surviving examples of ... North American mammals—camels, horses, and dogs—began to arrive. Almost every animal that roams the Serengeti today ...

Mammals have the same brain areas required ... Anecdotally, there are examples of animals that hide themselves when it’s time to die, as well as individual animals that kill themselves shortly ...

Animals without a backbone are called invertebrates. Vertebrates and invertebrates can be sorted into smaller groups. Vertebrates, for example, are divided into mammals, birds, reptiles ...

Animals are showcased in pictures in the Readers Photo Challenge. Sixty-two photos were sent in by 17 readers. Here are some ...

Studies of sexual size differences have tended to focus on large, charismatic animals. Rodents and bats, which make up more than half of all mammals species, have been the subject of much less ...

For example ... and these animals were probably living and moving in their environments in ways that we hadn't appreciated before. There was a lot happening and mammals today are really quite ...

Colors are widely used in communication within and among animal species. For example, peacocks proudly display their vibrant ...

Rising H5N1 bird flu cases in the U.S. prompted the CDC to study the virus in ferrets, revealing it may have the potential to ...

In 2001, researchers reported that a fossil found in China in 1985 is the remains of a tiny, furry animal that was ... The story of the mammals is only one example of adaptive radiation, a process ...