mutton bird
noun
1- a shearwater or petrel of the southern oceans鹱; （南方海域的）海燕。
1.1
- Family Procellariidae: several species, in particular (in Australia) the short-tailed shearwater (Puffinus tenuirostris), and (in New Zealand) the sooty shearwater (P. griseus)鹱科：数种, 尤指澳大利亚的短尾鹱（拉丁名Puffinus tenuirostris）和新西兰的灰鹱（拉丁名P. griseus）。
词源
early 19th cent.: because when cooked, the flesh of some species resembles mutton in flavour.