|
|
Eldon Greij is a biologist and a lifelong educator and the Founding Editor of Birder's World. His popular column "Amazing Birds" appears in every issue of the magazine.
Read more about Eldon Greij |
How ingenious internal clocks help birds anticipate critical life events
By Eldon Greij
Published: February 19, 2010 |
 |
How warming seas are threatening the most recognizable and loveable birds in the world
By Eldon Greij
Published: December 28, 2009 |
 | Why the songs of Northern Cardinals and Wood Thrushes are as amazing as they are beautiful By Eldon Greij
Published: October 23, 2009 |
Almost always, female birds of prey are larger than their mates, but why? By Eldon Greij
Published: August 21, 2009 |
The amazing ways birds breathe, process food, and conserve water are matched only by their astounding behavior By Eldon Greij
Published: June 19, 2009 |
When the heat is on, Killdeer and sandgrouse put their feathers to a novel use - as sponges By Eldon Greij
Published: April 24, 2009 |
|
Not a registered member? It's free to sign up.
See great photos of birds, get birdwatching tips, learn about birding events, and more!
|