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Some Hokkaido Winter Passerines

10,000 Birds

In science speak, this is named the optimal body mass hypothesis. For Coal T**s , resident birds were found to be slimmer than transients, which makes sense as they have better knowledge of the available resources and thus less volatility in their food supply (and of course slimmer birds are better at not being eaten themselves).

Research 130
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The Bird Way: A Book Review

10,000 Birds

For one thing, we become more aware of cultural biases in our science (new findings on warbling female birds, for example, reveal both gender and geographic biases). Many popular science books have neither. As Ackerman explains in her Introduction, studying extreme behavior brings new insight into what we think we know.

Research 245
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The Most Popular Videos on Our YouTube Channel in 2017

10,000 Birds

If Japan Can Why Can’t We : 17,000 views (2 years – 39,000). The Red Bead Experiment with Dr. W. Lessons from the Red Bead Experiment with W. Red Bead Experiment (a longer video than the excerpts from this that are listed above): 2,100 views (2 years – 5,300). How Did We Do on the Test?

2017 100
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Birding Chongming Island in summer

10,000 Birds

This would have allowed you to summarize your experience in sentences such as “A total of 98 boluses regurgitated by 52 chicks aged 1 day to 11 days after hatching form the sample and are shown to contain 323 food items.” Where it is not – for example, in Japan – it will have difficulties finding a partner to mate.

Birds 162
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What the Owl Knows: The New Science of the World’s Most Enigmatic Birds: A Book Review

10,000 Birds

I’m sure many of you have had similar experiences. Jennifer Ackerman points out in the introduction to What the Owl Knows: The New Science of the World’s Most Enigmatic Birds , that we don’t know much, but that very soon we may know a lot more. But what do we know beyond these commonly seen and heard behaviors?

Owls 231
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Birds and People: A Book Review

10,000 Birds

It includes stunning photographs by Tipling of eagle hunters (as in Kazakhs who hunt with eagles), Stellar Sea Eagles in Hokkaido, Japan, and Black Kites at the dump near New Delhi, India. The Birds of Prey chapter, on the other hand, is 18 pages long. Cocker focuses on the love-hate relationship we have with raptors.

Birds 230
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Nice, Nice Birding in Narita

10,000 Birds

NARITA, JAPAN, DECEMBER 2012 – The art and science of layover birding deserves more rigorous study and perhaps a federal grant. What I learned convinced me to block out a full day to experience my first taste of Japanese birding. Lisa is an American who recently moved to Japan.

Japan 124