Their bodies cooling with the October air, wood frogs are now snug in leafy blankets all over Alaska. Down there inside those thumb-size frogs, even smaller creatures are hitching a ride. These tiny parasites have the power to make frogs develop up to a dozen extra legs, or no legs at all. Don Larson just […]
An outbreak of an intestinal parasite common in the tropics, known as Cryptosporidium, has been identified for the first time in the Arctic. The discovery was made in Nunavik, Quebec, by a team from the Research Institute of the McGill University Health Centre (RI-MUHC), in collaboration with the Nunavik Department of Public Health, Institut National […]
Around 165 million years ago, a spectacular parasite was at home in the freshwater lakes of present-day Inner Mongolia (China): A fly larva with a thorax formed entirely like a sucking plate. With it, the animal could adhere to salamanders and suck their blood with its mouthparts formed like a sting. To date no insect […]