Over the past two weeks, an incursion of Snowy Owls (Bubo scandiacus) has spread rapidly across the Great Lakes...

Spoonbills and ibises are stocky, colorful wading birds with distinctive bills: downcurved and pointed in the case of ibises,...

That flamingos (Phoenicopteridae) and grebes (Podicipedidae) are probably each others’ closest living relatives is one of the most surprising...

Mousebirds (order Coliiformes) are one of the perennial puzzles in bird systematics. They do not look or act much...

The AOU’s 54th supplement to its North American bird checklist will be out next month. Based on the proposals...

Clapper and King rails (Rallus longirostris and R. elegans) are the largest rails in the Americas. Their taxonomic status...

The first batch of proposals for the 2013 American Ornithologists’ Union North American checklist supplement has hit the ‘tubes....

Waxwings and their relatives are a small, interesting group of songbirds that have seen some interesting taxonomic changes in...