The world is home to many tiny creatures. Paedophryne Amauensis is the smallest vertebrate. Paedocypris fish lives in acidic ...

For the first time, Antarctic krill have been found on seafloor vents. One scientist is working to figure out what they are ...

Mongooses and weasels, often mistaken, are distinct creatures with unique traits. Mongooses, related to cats, thrive in ...

(Read "Unique Among Animals, Kangaroos Use Tail as Fifth Leg, Scientists Find.") This handedness, says study leader Yegor Malashichev, a zoologist at Saint Petersburg State University in Russia ...

Researchers used droppings and DNA to track invasive Japanese weasels on two islands, revealing that forested habitats boost ...