An ancient wasp may have used an odd structure at its rear end to capture insects and lay its eggs on or inside of them, ...

An extinct species of parasitic wasp dating back nearly 99 million years was found preserved in amber, according to ...

Modern-day parasitoids in the same superfamily—Chrysidoidea—include cuckoo wasps (which, as their name suggests, lay their eggs in the nests of their hosts) and bethylid wasps (which paralyze their ...

Writer-director Tilman Singer knew what he was doing when he christened his latest horror outing “Cuckoo.” This movie lives up to its name. Other accurate descriptions include bonkers, crazy ...

Cuckoos are brood parasites who they lay their eggs in the nests of other bird species, a clever trick that spares the rearing and feeding of their own offspring. Why do other parent birds let ...

For the care and feeding of its offspring, the common cuckoo outsources ... who’s an avid wildlife photographer, observed the birds’ behavior in 2014 in Amsterdam, where she lives.

Brood parasitic birds lay their eggs in the nests of others, sparing themselves the expense of rearing their own young. The resulting coevolutionary arms race includes sophisticated defenses by ...

The Center for Biological Diversity filed a lawsuit today to force the U.S. Fish and Wildlife Service to determine whether Suckley’s cuckoo bumblebees warrant protection under the Endangered Species ...

An extinct lineage of parasitic wasps dating from the mid-Cretaceous period and preserved in amber may have used their Venus ...