Hosts of brood parasites defend their nests against parasitism by aggression and subsequently, if parasitized, by rejection of the parasite egg or nestling. Cuckoos have evolved plumage mimicry with ...

In the research reported here, we investigated how suspicious nonverbal cues from other people can trigger feelings of physical coldness. There exist implicit standards for how much nonverbal ...

How do you get someone to like you, find you more appealing, or feel comfortable around you? How do you balance flirting and building rapport with a date? In past posts, we have looked at these ...