The US has detected a parasite that can eat cattle and wild animals alive for the first time in six decades. New World ...

Texas has established a 12-mile quarantine zone around a calf that was infested by a New World screwworm in La Pryor.

The USDA confirmed Wednesday that the New World screwworm was detected in Zavala County, Texas, posing a serious threat to ...

This parasitic fly's maggots feed on live flesh, preferring livestock but also infecting humans, and can be fatal. And it's ...

Scientists found a parasitic animal in the forests of China, Indonesia and Vietnam and discovered a new species, a study said. Photo from zhang kaiyv via Unsplash In a forest in southern China, a ...

When a parasite infects a host, it can manipulate host behavior, which may help spread the parasite to new hosts, or enable the parasite to complete its life cycle. Parasitic worms known as hairworms ...

Parasitic hairworms manipulate the behavior of their hosts in what's sometimes called 'mind control.' A new study reveals another strange trait shared by different hairworm species: they're missing ...

Animal species all follow the same rule for how common they are in an ecosystem, scientists have discovered. And the rule is simple. Everything from birds to fishes, crabs to snails to worms, and the ...

Warmer weather means more bugs. Learn the hidden signs of infection and discover the best spring pet parasite prevention tips ...