Absolutely disgusting, so grim, the worst fieldwork of my life, but also extremely rewarding in a very odd way,” said Julia ...

Along with the trees, the El Yunque hosts 50 species of native orchids, over 150 species of ferns, and 127 species of terrestrial vertebrates.” Not that I can speak for all Puerto Ricans.

not a toad. Researchers immediately suspected the creature could break the record for the tiniest frog—and vertebrate—on Earth, but it wasn’t until a new study that scientists systematically ...

This is bad science. The production of gametes does not sufficiently describe sex biology in animals, nor is it the definition of a woman or a man. While sperm and ova matter, they are not the ...

No, sharks are not mammals. Mammals are defined as warm-blooded vertebrates with hair who produce milk to feed their young. Mammals also have more developed brains than other types of animals.

Recently, Chelsea Handler, comedian, actress, writer, producer, and current stand-in for The Daily Show, released a short comedy video about the joys and perks of being childless. As with most ...

The Gnathostomata or jawed vertebrates, which include not only almost all the backboned animals you see in zoos and aquariums but humankind as well, have a mysterious origin. The so-called ...