Eagles Eggs Raised Research 
10,000 Birds
JUNE 21, 2019
The Philippine Eagle has a kind face. I couldn’t help thinking this–me, the anthropomorphism hater– as I watched a pair of Philippine Eagles tend their nest, raise a chick, and tear monkeys apart in Bird of Prey: The Story of the Rarest Eagle on Earth , a well-crafted, beautifully filmed documentary with a mission.
10,000 Birds
MAY 3, 2022
Bolivar Flats Shorebird Sanctuary was an amazing and unexpected treat, but that’s because I failed to do my research. Eagle-eyed Pat spotted a Lesser Black-backed Gull in nonbreeding plumage and other birders that week noted a Thayer’s Gull (which we may have seen too–I mean, who expects Iceland Gull in April?).
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10,000 Birds
JUNE 1, 2021
If you remember that the first edition of Sibley was published with “National Audubon Society” on the cover, raise your hand. I am particularly happy to see that the bird communication section includes recent research on singing female birds. Plate 28 from Audubon Bird Guide, Eastern Land Birds, by Richard H.
10,000 Birds
JULY 4, 2023
Ackerman’s new book is about owls and owl research–the knowledge recently and currently being discovered through DNA analysis, new-tech tracking and monitoring, and old-fashioned fieldwork under the auspices of organizations like the Global Owl Project and the Owl Research Institute.
10,000 Birds
FEBRUARY 20, 2023
If you have always wondered what the minimum anesthetic concentration for isoflurane and sevoflurane for the Crested Serpent-eagle is, science has an answer. While serpent means large snake, the Crested Serpent-eagle also eats frogs, as this video shows. This included recording a total of 77,760 minutes of video.
10,000 Birds
APRIL 24, 2012
This week at 10,000 Birds, it’s all about how birds get around to bumping uglies (I’m talking about cloacas here), who they do it with, and how this actually leads to raising chicks…the birds and the bees of birds, you might say. Believe it or not, this is what “fidelity” looks like.
10,000 Birds
MARCH 9, 2011
Take a look at this little Blue Tit and admit that you have never seen a more pathetic picture of a bird that combines the colours blue, yellow, green, white, and black in the most marvellous way you have ever seen: Recent research has shown that Leonardo da Vinci showed a Blue Tit to his model while he painted the smile on “Mona Lisa&#.
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