Breeding Free Range Species 
10,000 Birds
JUNE 3, 2020
I am only responding to my subjective impression of a single species’ appearance here; specifically, that of the Bronzed Cowbird. Instead, they lay their eggs in other species’ nests, and let those nest-making birds (often significantly smaller than the cowbirds) raise their young. Native versus invasive species?
10,000 Birds
SEPTEMBER 13, 2014
Back in 2009, Tai Haku sent us a fascinating post exploring a question that ecologists worldwide grapple with: can the translocation of rare species into niches left empty by extinction be successful or justified? It persists in captivity at a breeding facility on Guam and in a number of American zoos. It is extinct.
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10,000 Birds
JULY 22, 2024
The Ochraceous Bulbul looks similar to the Puff-throated Bulbul, with which it shares a genus – the similarity made one of my travel companions doubt the whole framework of species distinctions. Paul Conrad (1836-1885), a German naturalist in the East Indies, after which the species is named ( Pycnonotus conradi ).
10,000 Birds
SEPTEMBER 16, 2014
According to the US Fish and Wildlife Service , there are about 10 billion breeding birds in the US. The maximum population size may be closer to 20 billion in the fall, and 10 billion at the start of the Spring breeding season. If, however you pick the 10,000 number, they will be randomly distributed among the lest common 10 species.
10,000 Birds
JULY 8, 2024
Still, one source states that this is the second-rarest of all crane species. What methods are effective to protect an endangered crane species? On Hokkaido, the number rose from 33 in 1952 to about 1200 now, with the bird presumably benefiting from its symbolic importance for Japanese culture and its pull for tourists.
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