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Birds

Diabolical Raptor Quiz: Mystery in the Trees

April 24, 2017 by Mike 6 Comments
I’m still recovering from several days of blisteringly good birding...
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Birds

A Random Diabolical Quiz

April 18, 2017 by Corey 37 Comments
It has been a long time since I’ve put up...
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Birds

Diabolical Extreme Close-Ups of Wood-Warblers Quiz

May 22, 2014 by Corey 14 Comments
This spring I have probably had more in-your-face wood-warblers than...
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Birds

Diabolical Early Spring Migrants Quiz

April 24, 2014 by Corey 8 Comments
It is spring! We in the northeastern United States are...
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competitions

The First Ever Diabolical Sparrow Quiz!

October 28, 2013 by Corey 14 Comments
We here at 10,000 Birds have had many difficult identification...
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Birds

The First Diabolical Wood-Warbler Quiz of 2013

September 25, 2013 by Corey 20 Comments
Can you handle it? It is fall, the time of...
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competitions

Reflected Challenge Answers

February 2, 2013 by Redgannet 1 Comment
Well done to anyone who managed to identify the correct...
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Birding

The Reflected Challenge

January 5, 2013 by Redgannet 9 Comments
Can you identify a bird from its distorted mirror image?...
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Birds

Diabolical Extreme Close-Up Quiz

November 4, 2012 by Corey 28 Comments
This quiz is truly diabolical. All three pictures show small...
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Birds

The Last Diabolical Wood-Warbler Quiz of 2012

October 15, 2012 by Corey 23 Comments
Catherine Hamilton has been the first to get all three...
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Latest Destinations

Urban Nature Persists in San Joaquin, Heredia, Costa Rica, May 4th, 2021

Urban Nature Persists in San Joaquin, Heredia, Costa Rica, May 4th, 2021

Shearwater Chase in Costa Rica

Shearwater Chase in Costa Rica

Millions of Red-eyed Vireos, Eastern Kingbirds, Chimney Swifts in Costa Rica- All Heading North

Millions of Red-eyed Vireos, Eastern Kingbirds, Chimney Swifts in Costa Rica- All Heading North

Signs of Spring Migration in Costa Rica

Signs of Spring Migration in Costa Rica

GUYANA–Simply Delicious Birding!

GUYANA–Simply Delicious Birding!