Numbers of conspecific and mixed-species pairs of giant petrels recorded at Bird Island, South Georgia, 1978/79 to 2011/12.
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Type B mixed-species pairs—females were assumed to be hybrids based on bill colour [17].Study area was different in 1978/79 to 1980/81.Numbers of conspecific and mixed-species pairs of giant petrels recorded at Bird Island, South Georgia, 1978/79 to 2011/12.
创建时间：
2015-12-03
