Octopuses, squid, and chameleons can do it. And now, it turns out that a fish can do it too. The rockpool goby is the latest animal discovered to have the ability to change their color and the brightness of their skin to blend in with their background.
An ancient ant with a mite attached to its head is the oldest such fossil ever found, a new study says.
Such behavior isn’t out of the ordinary for octopi, among the most clever—and mischievous—of the invertebrates, expert says.
Electricity is a way of life for many animals, turning hornets into little generators and the enlarged chins on fish into navigation tools.
A surprising study reveals ants can walk on water—find out what other animals can also accomplish this incredible feat.
Catfish searching for prey in the dark detect slight chemical changes in the water produced by the breath of a sea worm, a new study says.
See an albino bat, wallaby, deer, and more in our roundup of photos submitted by National Geographic readers.
Males calls to females from beneath a thin layer of soil—the only frog known to have such an odd behavior, a new study says.
You might think of crocodiles lurking in the water or perhaps sunning themselves on a riverbank, but it turns out these toothy reptiles’ domain extends to the upper branches of trees.
Sporting elaborate spikes and body armor, the extinct amphibian was even more terrifying than previously thought, a new study says.
From elephants to squirrels, unusually white animals often hold a special place in society.
The disguise secreted by the skin also keeps the West African savanna frog moist, researchers say.
The dwindling giant Gippsland earthworm is getting a new lease on life as part of an innovative farming program in Australia.