Over 20 years, scientists tracked the transformation of the traditional trill of a common bird from western Canada to Ontario. By Cara Giaimo Even if you’re not a bird person, you probably know the ...

I was out back early this morning, drinking coffee and recording the morning chorus of bird songs with Merlin, the Cornell Lab birding App. There is a feature in Merlin called Sound ID that listens to ...

Most birds in Teller County head south and to lower elevations during the harsh winter season, but some diehards hang tough through the cold and snow. The song sparrow is one of those hearty species ...

Some North American birds are changing their tune. The findings fly in the face of previous hypotheses that birdsong dialects don’t change much within local regions. The rapid spread of the new song ...

What a male song sparrow sings in each moment is dependent on what he sang 30 minutes ago and suggests that the birds don't have a 'bird brain,' but incredible memory and recall capacities. Any good ...