Archive for ‘Ornithology’
Journey into the Heart of Nicaragua: Parque Nacional Saslaya
In northeastern Nicaragua there is a rainforest-clad mountain that has seldom been visited by scientists, or anyone for that matter. […]
A closer look at the wing of Swainson’s Thrush (Catharus ustulatus swainsoni) in First Basic plumage
Like other migratory Catharus species, juvenile Swainson’s Thrushes (Catharus ustulatus swainsoni) molt into a ‘First Basic’ plumage at the end of their […]
Smooth-billed Ani — in Philadelphia!
Like most birders, Philadelphians get excited about a rare bird. With over 250 years of bird records from Philadelphia, the […]
Audubon and the Academy of Natural Sciences: It’s complicated.
In the halls of the Academy of Natural Sciences of Drexel University you will occasionally hear it mentioned, in a […]
“Winter” specimens of Swainson’s Thrush in eastern North America
I came across a specimen of Swainson’s Thrush (Catharus ustulatus swainsoni) in the ornithology collection of the Academy of Natural […]
Witmer Stone was born 150 years ago today.
If you watch birds in southeast Pennsylvania or New Jersey, chances are you have heard of Witmer Stone (1866–1939), naturalist, historian of […]