Throughout the world, there are creatures that haven't evolved for millions of years, and these eight living fossils ...

Male pregnancy is a rare phenomenon in the animal kingdom, with just three vertebrates exhibiting this behavior. The seahorse ...

Scientists have recently described one of the world’s tiniest vertebrates: an adorable miniature toad species found in Brazil. They reported their findings in the journal PeerJ.The little guys belong ...

Bioluminescence is the natural chemical process of light creation in some living creatures that makes fireflies flicker and ...

In 1939, Smith named the species Latimeria chalumnae, also known as gombessa. Since then, this species, found along the east ...

Monday, Nov. 11 is Veterans Day. The federal holiday is observed each year to recognize Americans who've served in the ...

This story appears in the October 2017 issue of National Geographic magazine. From scales to feathers to fur, vertebrates clothe themselves in a dazzling variety of textures and hues. But ...

Researchers discovered that animal color vision evolved long before colorful fruits and flowers, with warning and sexual ...

The smallest vertebrates so far discovered are the flea-toads, which live at the limit for how small any vertebrate can possibly get.

"There aren't very many places in North America where rocks that are terrestrial or on land are really well-preserved and ...

Coelacanths are strange fish that are currently only known from two species found along the East African coast and in ...