Posted by: Dan | October 17, 2010

Keys to quick bird identification

Via the Cornell Lab of Ornithology — Many people are always amazed that we birders can so very quickly recognize a bird species. A glimpse of movement, darting across the path, is often all we need. The secret is easy: each species has it’s own distinctive profile (its General Indicators of Size and Shape, or GISS).

The bird’s voice, habitat, behavior and geographical location are useful too, but the beginning birder should focus on general indicators of size and shape first.


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