The study of irruption behavior is difficult, because researchers are dealing with an event that happens irregularly.

A newly analysed fossil skull settles a palaeontological debate over Vegavis iaai, confirming it as a relative of ducks and ...

The discovery was made possible by comparing historical microscopic sections of the brain with digital imprints of the bird's inside braincase, in the largest such study of its kind covering 136 ...

In people, mild cases of bird flu cause symptoms similar to those of the seasonal flu, such as fever, runny nose, body aches and fatigue, as well as conjunctivitis ‒ a type of eye infection.

The discovery was made possible by comparing historical microscopic sections of the brain with digital imprints of the bird's inside braincase, in the largest such study of its kind covering 136 ...

House Finch ・Purple Finch ・Cassin's Finch ・Red Crossbill ・Pine Grosbeak ・Northern ... only a few of the birds will show a red head. There are more than one kind of red headed finch.

When we’re talking about bird flu being “widespread” in Massachusetts right now, what we mean is that it is widespread in wild waterfowl, primarily — so wild ducks and geese are actually kind of the ...

The center's trails wind through hemlock swamp and northern hardwood forest, which are habitats for more than 100 bird species, including red-eyed vireos and rose-breasted grosbeak. Listen for the ...

Have you seen this bird? Some Pennsylvania researchers want to know. The Evening Grosbeak Working Group plans to capture, ...

But because only fragments of skulls had been found previously, scientists had been unable to agree what kind of bird it was or whether it was instead a bird-like, non-avian dinosaur. The fossil ...

Bird flu, which is also referred to as H5N1 or highly pathogenic avian influenza (HPAI), is a disease caused by the influenza type A virus that primarily spreads among birds. H5N1 is a subtype of ...