As much as 40% of all animal species may be parasites, and this mode of life might have evolved more than 200 times in the animal kingdom. But parasitism is not solely confined to animals.

British marine biologist and photographer Richard Smith focuses his work on the ocean’s tiniest and weirdest creatures.

A new study from the Kowalinski group at EMBL Grenoble characterized the structure of an important trypanosomal protein ...

Jan. 21, 2025 — Trypanosomes are parasites that cause sleeping sickness, Chagas disease, and various animal diseases. Diagnosis and treatment remain complex and no effective vaccine has been ...

The Pachysentis canicola parasite was first discovered on Santa Barbara County’s San Miguel Island after researchers found native animals dead or severely emaciated in 2012. The deadly parasite ...

Around the world, pathogens and parasites are responding to the changes in unexpected ways, fueling the rise of pandemics and the extinction of countless plant and animal species. But all is not lost.

"But worse still, the parasites can spread to humans through ... diagnostics to examine samples from more than 100 animals in Australia and New Zealand. The results showed resistance was spreading ...

The Texas Parks and Wildlife Department (TPWD) is urging people in southern Texas to keep a lookout for animals suffering from New World screwworm (NWS), a dangerous parasite that also impacts humans.

Something about the animal caught the attention of visiting ... A Boana quiriri, or Quiriri gladiator frog, with parasites (seen as bright orange spots) on its limbs. Photo from Paulo D.