New Scientist8h
See the fluorescing tail feathers of a male emperor bird-of-paradise
Birds-of-paradise are known for their bright colours and courtship displays. Now, it turns out that many species also have ...
New Scientist on MSN10h
Quail-sized feathered dinosaur may be the earliest known bird
Archaeopteryx, long considered the earliest fossil bird, could be knocked off its perch by Baminornis zhenghensis, which ...
National Audubon Society13h
Where Have All The Birds Gone?
A: Before we calculate CBC trends for a species, we divide the raw number of birds counted by a function that describes the statistical relationship between effort spent and birds counted. Then we ...