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Mitochondrial mysteries and splitting-lumping Yellow-rumped Warblers

10,000 Birds

The photo above is a breeding-plumaged Myrtle Warbler by Kelly Colgan Azar. Write the authors: Near the border of Utah and Arizona there is a transition to a second, deeply divergent mitochondrial DNA clade (Brelsford et al. ” If they are right, then there apparently aren’t prezygotic barriers (e.g.,

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Terrifying Truth about Crow Intelligence

10,000 Birds

2 Responses to “Terrifying Truth about Crow Intelligence&# Jochen Mar 9th, 2011 at 6:09 am Their intelligence goes even further, and researchers have shown that Ravens master a feat that even 6 to 7 year old (human) children usually can’t accomplish: they can analyze what someone else knows / can know and act accordingly.

2011 151
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The Domestic Turkey and the First Thanksgiving

10,000 Birds

The chance that this was a real Turkey are not great, and the chance that Columbus actually brought breeding stock from Honduras to Spain is not great, so maybe, maybe not. The history of the Wild Turkey, the reduction to its original range, and its re-expansion and re-introduction, remains today unclear and in need of further research.

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A Problem with Gulls

10,000 Birds

It is also familiar at inland sites in winter, especially reservoirs and refuse tips, and breeds in the relatively-Northerly regions of Europe, Asia, and North America. Yellow-Legged Gull These gulls breed around the Mediterranean and have yellow, rather than flesh-coloured legs. Get yours today! Not Mayr.

2011 157
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The plovers of Estero Lagoon, Florida

10,000 Birds

But research has shown that some plovers even use the super-sensitive soles of their feet to detect movement beneath the substrate. This is an endemic breeding bird in North America and much is now being done by various federal and non-profit groups to ensure and foster its conservation. Wicked, right?

Florida 196
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Polygynandry and avian swingers

10,000 Birds

Over the next few days, the Alpine Accentors ( Prunella collaris ) will arrive on their high-Alpine breeding grounds – it is time to start singing, despite that the treeless Alpine landscape is still under metres of snow. all Alpine Accetor photos digiscoped (c) Dale Forbes. all Alpine Accetor photos digiscoped (c) Dale Forbes.

2011 217
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ACTION ALERT! Tomorrow, MARCH 15, 2011, is the deadline for public.

10,000 Birds

For my new book, due out in 2012 from Houghton Mifflin Harcourt, I’ve been researching sandhill crane hunting. A Great Backyard Bird Count Miracle Best Bird of the Weekend (Last of January 2011) What is the International Bird Rescue Research Center Anyway? Or These Blasts From The Past What’s In A Name? Isn’t that neat?

2011 251