Related topics: birds

Becoming promiscuous to ensure reproduction

Females of a socially monogamous passerine, the Japanese great tit (Parus minor), become more promiscuous after hatchings fail in the first breeding attempt—apparently attempting to ensure successful reproduction.

Bold and aggressive behaviour means birds thrive in cities

Most people probably wouldn't consider bustling towns and cities good places for nature to thrive. Yet a few species of birds have so successfully adapted to city living that they boast large and thriving urban populations. ...

Small birds discern threat level of enemies

Chickadees and titmice don't just see that another bird is dangerous. They can also differentiate species and tell just how much of a threat they are.

Young birds suffer in the city

City life is tough for young birds. But if they survive their first year, they are less susceptible to the effects of stress, according to research from Lund University in Sweden.

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