10,000 Birds

NOVEMBER 20, 2012

Thus, the cattle we raise for meat and dairy are sometimes called Bos taurus while the extinct wild form is always called Bos primigenius. Early research suggested that “Fragmented distributions and population bottlenecks due to human activities appear to have increased genetic differentiation among populations” (Leberg 1991).

Turkey 201

Turkey Columbus Spain Fowl 201

10,000 Birds

AUGUST 19, 2014

I want to talk about this research but if you really want to know more about it, don’t rely on me; one of the co-authors of this important paper is Darren Naish, who happens to be a stupendous blogger, and he has written the research up here. PNAS 2012 109 (27) 10927–10930; published ahead of print June 4, 2012, doi:10.1073/pnas.1204026109).

Camels 198

Camels Whales Whaling Apes 198

10,000 Birds

JANUARY 5, 2016

To an intermediate-level birder like me, the material in Better Birding –highly focused, detailed, based on the latest research and years of field experience– is daunting, but also fascinating. Sullivan are birders as well as writers, researchers, and organizational administrators, and this makes a big difference.

Birds 190

Birds Groups 2015 North America 190

10,000 Birds

NOVEMBER 3, 2018

Cattle Tyrant – Machetornis rixosa. Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Cattle Egret – Bubulcus ibis. Las Vegas – Sunset Park. 04 Apr 2018. Bridge on Ruta 1.

2018 113

2018 Australia Woodpeckers Sparrows 113

10,000 Birds

OCTOBER 6, 2018

Cattle Tyrant – Machetornis rixosa. Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Cattle Egret – Bubulcus ibis. Las Vegas – Sunset Park. 04 Apr 2018. Bridge on Ruta 1.

2018 113

2018 Australia Woodpeckers Los Angeles 113

10,000 Birds

AUGUST 4, 2018

Cattle Tyrant – Machetornis rixosa. Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Cattle Egret – Bubulcus ibis. Las Vegas – Sunset Park. 04 Apr 2018. Bridge on Ruta 1.

2018 101

2018 Australia Woodpeckers Los Angeles 101

10,000 Birds

JANUARY 5, 2019

Hopland Research and Extension Center (restricted access). Cattle Egret – Bubulcus ibis. Cattle Tyrant – Machetornis rixosa. Hopland Research and Extension Center (restricted access). Hopland Research and Extension Center (restricted access). Ridgway’s Rail – Rallus obsoletus. 01 Jan 2018.

2018 113

2018 Australia Woodpeckers Sparrows 113