Experience, Science and Webinar - Animal Rights Zone

Vagrancy in Birds: A Book Review

10,000 Birds

APRIL 5, 2022

Less and Gilroy sort through the exogenous (external) and endogenous (internal) factors thought to cause vagrancy and the scientific experiments that have sought to prove their significance with patience and plain language as well as charts and photographs. It’s not always easy reading.

Birds

Birds Compassion Eagles Science

Field Guide to North American Flycatchers: Empidonax and Pewees–A Field Guide Review

10,000 Birds

APRIL 4, 2023

.” They conclude that many non-vocalizing Empidonax flycatchers can be identified in the field, but only “when several field characters are used in combination–and after one has gained experience in looking at these characters on singing/calling and captive birds (i.e., known-identity).”**

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Animal Rights Zone

Vagrancy in Birds: A Book Review

Field Guide to North American Flycatchers: Empidonax and Pewees–A Field Guide Review

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