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Second Atlas of Breeding Birds in Pennsylvania: A Review by an Atlas Novice

10,000 Birds

A breeding bird atlas is a special kind of book. For birders, it’s the extremely large book, shelved in a place where it can’t crush the field guides, used to research the history of a bird in their area. So, what exactly does a breeding bird atlas contain? The resulting book, 616 pages in length, 6.4

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Learning the Birds: A Book Review

10,000 Birds

Although Henslow’s had been reliably found in nearby Sharon Springs for many years, the last documented sighting was in 2008, and the sighting startled longtime birders, waking them up to the fact that breeding sites in the state were rapidly being lost. Not an enticing subject, I think.

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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.” It concludes that human activity influences the breeding activity of the lapwing. End of side note.

Birds 162
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Climate Change And Birds: Europe vs. North America

10,000 Birds

Data were collected from the North American Breeding Bird Survey and the Pan-European Common Birds Monitoring Scheme. The difference in the jitteryness of the lines has to do with sample size. There are way more North American birds in the sample than European, owing to differences in the quality of the data.

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Do birds avoid predators because of culture?

10,000 Birds

My research in the Congo supports this idea. I spent a lot of time with Efe Pygmy hunters in the deep forest, and I spent a certain amount of time either entirely alone or with only one other researcher, this or that American. Part of that research was to document human avoidance by ground mammals, and that was stark and apparent.

Birds 115
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Grallards: New Zealand’s Next Extinction or Newest Species?

10,000 Birds

Using ministerial connections he obtained 100 mallard eggs from the US and began to breed and distribute them. A PhD student was presenting her research into the population in Westland, the relic population of Grey Duck. Female Mallard, photo by Corey. There the matter may have remained, but for a gentleman named Cecil Whitney.

Species 165
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What the Owl Knows: The New Science of the World’s Most Enigmatic Birds: A Book Review

10,000 Birds

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.

Owls 197