Song thrushes have one of the easier songs to identify ... The calls of jackdaws range from a hard staccato 'tchack' or 'jack', to a slow persistent squawking sound. These birds are well adapted 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 ...

The bird, which is widely believed to be a blue rock thrush, is a native of Europe and Asia that has rarely – if ever – been spotted in North America. "I didn't know it was rare but I had ...