Motus wildlife tracking stations around the world detect radio signals emitted by tiny antennae that scientists apply to ...

The Bicknell's thrush uses a unique and ingenious breeding system among birds: Both sexes mate with multiple partners in a season — resulting in egg clutches fathered by several different males. This ...

Birds such as this possible blue rock thrush that are spotted that far from their habitat are known as vagrants. Sightings of birds outside their natural wintering and breeding areas tend to ...