Nobody likes a mooch, but new research finds that grifting off others is a sound evolutionary strategy. Parasitism — a survival strategy that involves hijacking a host's nutrients for one's own ...

Deer, caribou, bison and other similar animals are often infected by a range of internal parasites, including worms called helminths. Although many of these infections are not lethal, they can still ...

Scientists in Brazil discovered a new parasitic mite after spotting pearl-like larvae clinging to a tiny spider in a museum ...

Scientists often attribute the tendency of male mammals to die earlier than females to hunting, fighting for mates, and other risky behaviors that the males engage in. In the Sept. 20 Science, however ...

Katie Clow receives funding from the Natural Sciences and Engineering Research Council of Canada (NSERC) and the Canadian Institutes of Health Research (CIHR). She has completed veterinary education ...

The two species of African rhinoceros are conservation icons. Large, charismatic, and vitally important for their ecosystems, to lose either species would be a devastating blow. But what of their ...

What looked like a pearl necklace on a tiny spider turned out to be parasitic mite larvae. Scientists identified the mites as a new species, marking the first record of its family in Brazil. The ...

THIS most readable and interesting book is divided into three parts. The first discusses the general principles underlying natural resistance and acquired immunity to parasitic infections. The factors ...

Researchers agree it’s a long shot, but transmissible cancers could theoretically evolve into independent species. Certain weird parasites might be living proof. Aggressive cancers can spread so ...