Mark Carwardine / Sumatran rhino (Dicerorhinus sumatrensis) in mud bath. Captive-Sumatran Rhino Sanctuary, within Way Kambas National Park, Lampung Province, southern Sumatra, Indonesia

Andy Trowbridge / New Zealand fantail (Rhipidura fuliginosa) perched on branch singing. North Canterbury, South Island, New Zealand. March.

Roger Powell / Grey fantail (Rhipidura fuliginosa) singing from a twig. Werribee, Victoria, australia

Ole Jorgen Liodden / Grey fantail (Rhipidura fuliginosa fuliginosa) in Southern New Zealand, March.