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Birding Shanghai in April 2023

10,000 Birds

In Alaska, they were found to mimic 30 different species ( source ). Apparently , the two main factors influencing double brooding are the individual quality of the breeder and the timing of the first clutch. Maybe they have decided to boycott species with Russian-sounding names as a way to protest against Putin’s policies.

Monkeys 147
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Polygynandry and avian swingers

10,000 Birds

Dawn Fine Mar 15th, 2011 at 3:50 pm NO Comment YourBirdOasis.com Mar 15th, 2011 at 10:07 pm Yeah, polygynandry is really weird…what other species have this breeding system? Dale Forbes Mar 16th, 2011 at 8:37 am Hi Laurent, that is a fascinating example of humans responding to difficult environmental challenges. Davies et al.

2011 215
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Combined Beat list for 2016

10,000 Birds

All birds are equal on this list; parking lot birds or pelagic species, breeders or fly-overs, all will be accorded the same status and each shall be worth 1 credit on the list. Eurasian Blackbird – Turdus merula. Chinese Blackbird – Turdus mandarinus. Red-winged Blackbird – Agelaius phoeniceus.

2016 124
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Combined Beats’ List – September

10,000 Birds

All birds are equal on this list; parking lot birds or pelagic species, breeders or fly-overs, all will be accorded the same status and each shall be worth 1 credit on the list. Eurasian Blackbird – Turdus merula. Chinese Blackbird – Turdus mandarinus. Red-winged Blackbird – Agelaius phoeniceus.

2016 154
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Combined Beats’ List, May 2016

10,000 Birds

All birds are equal on this list; parking lot birds or pelagic species, breeders or fly-overs, all will be accorded the same status and each shall be worth 1 credit on the list. Unicolored Blackbird – Agelasticus cyanopus. Eurasian Blackbird – Turdus merula. Chinese Blackbird – Turdus mandarinus.

2016 100
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Combined Beats List – June 2016

10,000 Birds

Despite recording 370 species during the month, the list total has advanced by just 45. Just to confuse things a little, only 14 new species were recorded since June 1 st. Unicolored Blackbird – Agelasticus cyanopus. Melodious Blackbird – Dives dives. Rusty Blackbird – Euphagus carolinus.

2016 100
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Combined Beats’ list

10,000 Birds

All birds are equal on this list; parking lot birds or pelagic species, breeders or fly-overs, all will be accorded the same status and each shall be worth 1 credit on the list. Eurasian Blackbird – Turdus merula. Chinese Blackbird – Turdus mandarinus. Red-winged Blackbird – Agelaius phoeniceus.

2016 100