he Grimy Shearwater (Puffinus griseus) is a medium-large shearwater in the seabird family Procellariidae. In New Zealand it is also known by its Maori name titi and as “muttonbird”, like its relatives the Wedge-tailed Shearwater (P. pacificus) and the Australian Small-tailed Shearwater (P. tenuirostris).
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