Pelorus Jack (Photo. by A. Pitt.)

Title: The animals of New Zealand; an account of the dominion's air-breathing vertebrates
Year: 1909 (1900s)
Authors: Frederick Wollaston Hutton, 1836-1905; James Drummond, 1869-1940
Subjects: Zoology; Birds
Source book page: https://archive.org/stream/animalsofnewzeal00hutt/animalsofnewzeal00hutt#page/n66/mode/1up
Author A. Pitt (Photographer) Frederick Wollaston Hutton (Author) James Drummond (Author)
Source: https://commons.wikimedia.org/wiki/File:The_animals_of_New_Zealand;_an_account_of_the_dominion%27s_air-breathing_vertebrates_(1909)_(14775451543).jpg

Risso's dolphin (Grampus griseus) is a species of dolphin in the family Delphinidae. It is commonly known as the Monk dolphin among Taiwanese fishermen. Risso's dolphins are found worldwide in temperate and tropical waters, usually in deep waters rather, but close to land.