Category Archives: bird evolution

HBW Alive – newsletter #45


I’m always excited when I see the notice in my inbox of a new newsletter from Handbook of the Birds of the World. Here’s the first thing that caught my eye in this one: Okay. First, I am going to … Continue reading

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HBW Alive #42 – December 2017


The latest newsletter update from the Handbook of the Birds of the World is out, and it took me about 10 seconds to open the file and learn something new. In this case, the first thing I learned was that … Continue reading

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Some perspective on peak abundance of Passenger Pigeon


You’ve heard the story before, and it’s sobering: Once perhaps the most abundant vertebrate on the planet, a combination of unremitting exploitation and habitat loss reduced the Passenger Pigeon (Ectopistes migratorius) from billions to none in a few short decades … Continue reading

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AUTHOR BLOG: To the Grasshopper Sparrow, the Grass May Be Greener on the Other Side — Auk & Condor Updates


Emily Williams Linked paper: Patterns and correlates of within-season breeding dispersal: A common strategy in a declining grassland songbird by E.J. Williams and W.A. Boyle, The Auk: Ornithological Advances 135:1, January 2018. Late in the summer of 2013, when Alice … Continue reading

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Handbook of the Birds of the World – newsletter #37


So much exciting new material in the latest update from HBW Alive!  Here’s a teaser: Nº37, July 2017 Analytics: the new powerful tool with all your stats, graphs and maps! My Birding started out by offering a bird sighting recording … Continue reading

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Battle of the Predators – Cooper’s Hawk versus Barred Owl


Who would win in a fight between a Cooper’s Hawk and a Barred Owl?  Hold that thought.  Now imagine it’s two owls versus one hawk.  Okay, proceed. Two nights ago, I had just finished some mowing when I heard a … Continue reading

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Anatomy and feather structure in a road-killed Barred Owl


On 20 May 2017, I was out in the early morning and chanced upon a rather freshly deceased Barred Owl that had been struck by a car here in Stillwater, OK.  The bird was in excellent shape so I collected … Continue reading

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