America Compassion Research Species 
10,000 Birds
APRIL 5, 2022
Vagrancy in Birds is organized into two major parts: (1) A detailed, 62-page synthesis of research and theory and (2) “Family Accounts,” 259 pages covering bird families from Struthionidae/Ostriches) to Thraupidae/Tanagers and allies (Clements is the taxonomic authority). other compass senses like the stars?–and
10,000 Birds
MARCH 18, 2011
Found throughout South America in ever-dwindling numbers these extremely beautiful birds – threatened by habitat destruction and collection for the wild bird trade – are often difficult to see and hard to find. That’s right – birds eating clay.
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10,000 Birds
MARCH 8, 2011
Getting to know the subtleties in differences between closely related species takes years of dedication and practice. Thirdly, many species of shorebirds display such vast differences in their summer and winter plumages that it is always interesting to note how some birds in the same flock are in contrasting stages of plumage.
10,000 Birds
MARCH 4, 2011
Among these white-headed/dark-winged gulls formerly lumped into the genus Larus , there were 18+ recognized species the last time I checked, sharing similarities that make telling them apart for the amateur birdwatcher very difficult. 1998), then the proper name for this species is L. fuscus – should be separated as species.
10,000 Birds
MARCH 18, 2011
This species is not only usually the earliest, but the most common. What’s remarkable about this species is what we don’t see here: the extremely long migration that this species makes, with some individuals traveling from Sub-Saharan Africa to Greenland and back every year. Get yours today! Thanks for visiting!
10,000 Birds
MARCH 11, 2011
Originally from India and the vicinity, it is believed that they had already undergone two major expansions – through Asia Minor in the 1600s, and then across Europe in the 1900s – when they first appeared in North America. Especially of all the species that had been introduced to the US. Get yours today!
10,000 Birds
FEBRUARY 4, 2014
I write ‘focus-on-the-birds’ because it is highly probable that Harper had drawn birds before, but not in a highly focused manner that involved research, which he engaged in very seriously, and observation of bird behavior. A tradition was born. The text is light on whimsey, but Harper doesn’t shy away from irony.
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