Peter J. Grant

Peter James Grant (1943 – 16 April 1990) was a British ornithologist.
He co-wrote, with Killian Mullarney, the booklet "The New Approach to Identification".
He wrote and revised "Gulls, an identification guide".
With Lars Svensson, He was a co-author of the Collins Bird Guide, published after his death.
He was the third chairman of the British Birds Rarities Committee, from 1976 to 1986.