Paul Hobson / Otter (Lutra lutra) female grooming in seaweed, Mull, Scotland, UK, September.

David Fleetham / Hawaiian monk seals (Neomonachus schauinslandi) resting at water's edge. Kepuhi Beach, Kaluakoi, West End, Molokai, Hawaii.

David Pattyn / Verreaux's sifaka (Propithecus verreauxi) hanging in tree in lounging position while eating leaves, Berenty Private Reserve, southern Madagascar.