10,000 Birds

JULY 6, 2023

In the slightly frighteningly named journal “Science of The Total Environment”, there is a paper on organochlorine compounds in Purple Heron eggs nesting in sites located around a chloralkali plant (Ebro River). Summary result: relevant chemicals emitted by the plant can be found in the eggs. Bye, bye, Lesser Coucal.

Birds 130

Birds Eggs Breeders Breeding 130

10,000 Birds

JULY 18, 2022

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.” This Cattle Egret has just read a paper stating that it would be 3.6

Birds 162

Birds South Korea Japan Abandon 162

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

MARCH 18, 2011

UNLESS that is you get yourself down to the internationally-renowned Tambopata Research Centre in southern Peru where literally hundreds of macaws (and other parrots) congregate around a 50 meter high clay bank. The experience is one of the ornithological highlights in the world. Chestnut-fronted Macaws Ara severa.

Peru 255

Peru Parrots 2011 Research Center 255

10,000 Birds

AUGUST 1, 2022

Interestingly for me, the research paper calls throwing out the eggs infanticide, which makes me feel a bit queasy as this might potentially be on the wrong side of the Roe vs. Wade (or “Right vs. Wrong”, as The Onion calls it) debate. But it is all for science, I hear them say. but they do.

Birds 147

Birds China Eggs Breeding 147