Do parasites evolve to exploit gender differences in hosts?

Some disease-causing parasites are known to favor one sex over the other in their host species, and such differences between the sexes have generally been attributed to differences in immune responses or behavior. But in ...

DNA barcoding of parasitic worms: Is it kosher?

When rabbis from the Orthodox Union started finding worms in cans of sardines and capelin eggs, they turned to scientists at the American Museum of Natural History to answer a culturally significant dietary question: could ...

Bird disease spreads from UK to Europe

(PhysOrg.com) -- The deadly bird disease trichomonosis, which has been killing off large numbers of greenfinches and chaffinches in Britain since 2005, has spread to Europe according to a new study published in EcoHealth.

This beetle uses eggs as shields against wasps

(PhysOrg.com) -- New University of Arizona research has discovered that seed beetles from the desert Southwest shelter their broods from attacking parasitic wasps under a stack of dummy eggs.

Big leap in understanding frog threat

(PhysOrg.com) -- University of Sydney researchers have identified two new parasite species causing disease among endangered Australian frogs. They say they are most likely native, overturning a commonly held view they were ...

New parasitic fungi found that turn ants into zombies

(PhysOrg.com) -- Scientists from the US and UK have discovered four new species of parasitic fungi in the Brazilian rainforests. The fungi attack four distinct species of ants and release mind-altering chemicals that gradually ...

Scientists find frog legs trade may facilitate spread of pathogens

Most countries throughout the world participate in the $40-million-per-year culinary trade of frog legs in some way, with 75 percent of frog legs consumed in France, Belgium and the United States. Scientists at the Smithsonian ...

page 17 from 18