Here is a list of 5 birds that lay eggs in other birds’ nests. Known as brood parasites, these birds that lay eggs in other birds’ nests employ a number of underhanded tactics. Some will rely ...

For the parasite, benefits include increased fecundity due to greater allocation of resources toward mating and producing more eggs rather than defending nests, incubating eggs, and feeding young.

The public has been advised not to leave pet hair out for nest-building birds in case they come into contact with chemicals ...

The researchers noted that old nesting material can be host to harmful parasites like red mites and too much plastic in the nest increases the risk of entanglement for the birds, sometimes ...

When she’s ready to lay an egg, a female Cuculus canorus swoops to the unattended nest of a smaller species. She then swallows one of the eggs that’s been laid there and lays one of her own ...

The Brown-headed cowbird is one of two cowbird species in North America. Both species are brood parasites - they lay their eggs in the nests of other birds. Brown-headed cowbirds are native to ...

Parasitic ants parasitize other ants using aggression and deception. Aa Aa Aa Among my fondest memories are the summers that I spent studying the ants of Elk Island National Park in western Canada.