FIFA World Cup souvenir. A McDonald’s McChicken container from 1996. Decades-old plastic packaging. Look inside the nests of ...

What if expiration dates could tell us more than when something goes bad? Scientists have found that dates on plastic food ...

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

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.

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 ...

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.

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 ...

Nests that had >1 chick until 1-2 d before fledging were scored ... Community-wide impacts of a generalist brood parasite: the brown-headed cowbird (Molothrus ater). Ecology 82: 868-881 Strausberger, ...