Explore the remarkable similarities and differences between sperm whales and giant squid, from size and behavior to diet and ...

A spherical sea sponge discovered in Antarctica, Carnivorous cladorhizid, is a carnivore, trapping and devouring live animals ...

Scientists reveal Priocharax rex, a tiny Amazonian fish with a strange skin “wing” that redefines evolution in miniature.

From queen-slaying ants to brawling kangaroos, these species reveal just how savage survival can be in the natural world ...