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National Audubon Society Birds of North America: A Guide Review

10,000 Birds

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. But this is not the purpose of a guide about North American birds.

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Sneak Attack

10,000 Birds

The Cinnamon-rumped Flowerpiercer is the only flower-piercing game in town if you live in North America. And yes, Mexico is part of North America, not Central or South America.) Its range extends as far as Nicaragua in Central America, where it is joined, in Costa Rica and Panama, by The Slaty Flowerpiercer.

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Becards

10,000 Birds

Eight occur only in South America, three spill over from there just into Panama, and one reaches from South America through much of Central America. Two reach from South America all the way to southeastern Mexico. Mexico is considered part of North America, not Central America.)

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Field Guide to North American Flycatchers: Kingbirds and Myiarchus: A Field Guide Review

10,000 Birds

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.

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The origins of tanagers, warblers, and sparrows are coming into focus

10,000 Birds

Importantly, the paper offers support for the hypothesis that the ancestor of the entire clade came to North America by way of Beringia — the land bridge between Siberia and Alaska exposed at various times through Earth’s history.

Sparrows 243
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The Popular Barn Swallow

10,000 Birds

Growing up in South America, I distinctly recall the arrival of “the swallow with a deeply forked tail”. They fly from extreme northern North America to the southern tip of South America and are seldom seen perched during migration. I later learned about the Barn Swallow’s amazing annual migration.

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A Most Remarkable Book

10,000 Birds

It involves plate tectonics; and the separation of North America from South America and their eventual reconnection; and the end of the Cretaceous Era thanks to a big asteroid, and the movements of animals, including humans, in response to all of those things.

Guyana 230