1. Photoperiod is an important seasonal cue for temperate seasonal breeders. In birds, increasing photoperiod typically stimulates reproductive maturation, while also triggering gonad regression ...

For the first time, researchers at the Smithsonian Conservation Biology Institute’s Migratory Bird Center have tracked small migratory ovenbirds (Seiurus aurocapilla) to their tropical wintering ...

The southern black-throated finch is thought to be extinct in New South Wales, and only an estimated 1,000 are left in the wild in Queensland. When you purchase through links on our site, we may earn ...

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A recently published study reveals that climate change may cause birds' eggs to hatch early. In addition to creating warmer temperatures that trigger early embryonic development in birds, climate ...