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How The Bird Got Its Beak

10,000 Birds

Most likely, the researchers have indicated, the hatched birds would be viable and not too different from regular chickens, possibly less different than some of the odd breeds generated by more traditional methods. In order to test the mechanism, we used inhibitors of both pathways to replicate in chicken the ancestral amniote expression.

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Urban Ornithology: 150 Years of Birds in New York City–A Book Review

10,000 Birds

The authors’ detailed delineation of problems with the accuracy of NYC breeding bird surveys or with the limits of historical writings may test a reader’s patience. Because, as this book demonstrates so well, it is sometimes important to look back in order to move forward. This is a project that clearly spanned decades.

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Birding Shanghai in January 2023

10,000 Birds

I tried to get a better idea of what exactly the definition of cuckoo-dove is but am still not very clear about it – Wikipedia only offers the rather formal definition “any of several species of bird in the genera Macropygia , Reinwardtoena, and Turacoena of the pigeon family.” But I may well be wrong.

Geese 147
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A Question of Migration

10,000 Birds

Some of the first solid research pointing to a magnetic sense of some sort in birds was being produced at that time, and there were even people testing humans for a similar ability. Itcher birds, migratory members of the tern family. Annals of the New York Academy of Sciences, 1046 (1), 282-293 DOI: 10.1196/annals.1343.026

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A Strategic Arms Race Among Birds

10,000 Birds

The vast majority of the 10,000+ living species of birds are passerines, and the vast majority of those have a similar system of breeding: Mom and dad bird make a nest and share parental responsibilities roughly equally, if not identically. …because cooperative breeding facilitates defense against brood parasites.

Breeders 229
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ACTION ALERT! Tomorrow, MARCH 15, 2011, is the deadline for public.

10,000 Birds

Of the Central Flyway states, Nebraska alone holds out in protecting the cranes, having proven by its longstanding Festival of the Cranes in Kearney that a crane is worth infinitely more alive and purring in the sky with its family than thudding, broken and bleeding, into a cornfield. Additionally, sandhill cranes reproduce very slowly.

2011 262