Certain lemurs in the forests of Madagascar eat millipedes to protect themselves from parasitic infections of the gut.

Cuckoo catfish trick cichlids into caring for their eggs in a strategy known as brood parasitism.

Parasitoid wasps inoculate other insects with their eggs, and their offspring then grow to feed on their "homes," effectively sucking the life out of their dying hosts.

When it comes to thwarting roundworms, scientists find that combining four antiparasitic drugs in smaller doses packs a greater punch than the four drugs alone.

The first global evaluation of populations demonstrates that certain species are diminishing considerably.

The plant Lophophytum pilfers mitochondrial genes from the species it parasitizes.

Crypt keeper wasps appear to command crypt gall wasps to dig exit tunnels on their behalf.

Ideas abound for why some animal species sleep so much more than others, but definitive data are elusive.

Researchers find Oriental rat fleas, the insects that can carry plague bacteria, on New York City-dwelling rodents.