10,000 Birds
MARCH 2, 2011
Fluttering Shearwater ( Puffinus gavia ) Flesh-footed Shearwater ( Puffinus carneipes ) Buller’s Shearwater ( Puffinus bulleri ) Along with these three were Two further species, also both familiar to North American birders, Sooty Shearwaters and Short-tailed Shearwaters. It is also restricted as a breeder to the north of North Island.
10,000 Birds
MARCH 15, 2011
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? In the case of Acorn Woodpeckers, they are cooperative breeders (as with many other polygynandrous species), which seems to predispose species to polygynandry.
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