Most mammals produce their own vitamin C using an enzyme called GULO. Around 60 million years ago, humans lost this ability, ...

Pricey deworming remedies are being touted as cure-alls. Supermodel Heidi Klum gave it a go – experts roll their eyes ...

The New World screwworm is getting dangerously close to the U.S., public health officials warn. If left untreated, a ...

They found that bathing in hot springs subtly reshapes the snow monkeys’ relationships with their parasites and gut microbes.

Research led by the University of Sydney is reshaping scientific understanding of one of the world's most widespread canine ...

Such evidence suggests early heartworms evolved alongside canines millions of years ago. Mosquitoes existed long before ...

Spots, warts, and parasites on fish can look alarming. Learn what common fish diseases look like and whether infected fish ...

Heartworm disease is caused by the parasite Dirofilaria immitis. It is spread to dogs by mosquitoes and can be fatal. Adult ...

Beachgoers in Australia are on high alert following four shark incidents in New South Wales in 48 hours. On Tuesday morning, a surfer was bitten by a shark at Point Plumer, on the state’s mid-north ...

A tiny worm turns static electricity into a powerful weapon, launching itself through the air to catch flying prey.

The nest parasites get a bad rap for making other birds raise their young, but study by study, Mark Hauber and his “Cowbird ...