18 – December – 2009 – Round Robin

Daily Archives: December 18, 2009

Photo Quiz 5: On Your Field Marks, Get Set, Go!

December 18, 2009 – 3:40 pm

Congratulations to everyone who took Photo Quiz 4. No one had much trouble picking out the stockier, thicker-billed Philadelphia Vireo amid the warblers on display—a clear example of the value of size and shape in picking out differences in similarly colored birds. (See our free video series Inside Birding for more on how to ID [...]

By admin | Posted in Birds, quiz | Tagged Birds, ID, identification, quiz | Comments (5)

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