America Breeding Canada South America 
10,000 Birds
JUNE 1, 2021
And now we have the third iteration in Audubon’s guide book history: National Audubon Society Birds of North America. The National Audubon Society Birds of North America covers all species seen in mainland United States, Canada and Baja California. I didn’t.). This is a fairly large book: 907 pages; 7.38
10,000 Birds
JULY 7, 2021
and Canada and winter in northeastern Mexico, while the sedentary wrens of central Mexico, Central America, and South America are now to be identified as Grass Wrens. But its two mixed-breed children would make an 80’s British soccer club proud, with their punk hairstyles.
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10,000 Birds
MAY 7, 2024
A General Identification section gives a thumbnail description of the species, including when it resides in North America, general geographic area, habitats, significant behaviors, a description of its physical appearance (which may be quite detailed), and information on subspecies in North America. ” A fantastic idea!
10,000 Birds
OCTOBER 22, 2014
Each autumn, nearly the entire breeding population of the Swainson’s Hawk migrates from the temperate zone of North America to wintering areas in South America. From Canada, this migration is more than 10,000 km each way, a distance second among raptors only to that of the Arctic Peregrine Falcon 1.
10,000 Birds
FEBRUARY 23, 2022
The Olive-sided Flycatcher breeds in Canada and the western United States, and winters mostly in northern South America. But previous experience with Ejido Triquillo taught me that another species might turn up during the spring. They may even fear you.
10,000 Birds
DECEMBER 18, 2014
One of the two sub-species of Red Knot occurring in North America, the Rufa subspecies breeds in the Canadian Artic Region and migrates along the east or Atlantic coast of the United States. The other sub-species, Calidris canutus roselaari , migrates along the Pacific Coast and breeds in Alaska and the Wrangel Island in Russia.
10,000 Birds
OCTOBER 10, 2011
The Tennessee Warbler is a poster child for the boreal forests of Canada and the far northern United States. Its population actually fluctuates in response to the availability of Spruce Budworm and though it nests on the ground it is entirely inseparable from the forests of the north during breeding season.
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