Troels Jacobsen/Arcticphoto / Leopard Seal (Hydrurga loptonyx) resting on ice floes. The faeces is coloured from eating krill. Antarctica.

John Cancalosi / Canadian Otter (Lutra canadensis) in shallow river, hunting for fish, Wyoming, USA

John Cancalosi / Canadian Otter (Lutra canadensis) portrait standing in shallow river, Wyoming, USA

Tom Vezo / Raccoon {Procyon lotor} foraging in water, captive, Montana, USA