Andrew Parkinson / Pair of Mallard ducks (Anas platyrhynchos) on a lake in dawn, Derbyshire, UK. April (non-ex)

Anup Shah / Olive baboons (Papio cynocephalus anubis) grooming one another, with baby sitting alongside adults. Masai Mara National Reserve, Kenya. March.

Jack Dykinga / Silhouette of Devils Garden with windows showing between eroded sandstone pinnacles, Grand Staircase - Escalante National Monument, Utah, USA

Thomas Marent / Whispering Ibis (Phimosus infuscatus), Rio Claro Nature Reserve, Colombia

Thomas Marent / Whispering Ibis (Phimosus infuscatus), Bogota, Colombia

Luke Massey / Bare faced ibis (Phimosus infuscatus) feeding in water Pantanal, Brazil.

Luke Massey / A Bare faced ibis (Phimosus infuscatus) feeds in water Pantanal, Brazil.

Angelo Gandolfi / Bare-faced / whispering ibis (Phimosus infuscatus), Santa Catarina State, Brazil, September.

Christophe Courteau / Flock of Bare-Faced Ibis (Phimosus infuscatus) taking off, Llanos, El Cedral, Venezuela.

Cyril Ruoso / Alpine Marmot (Marmota marmota) adults allogrooming, looks like one whispering in the other's ear, France

Christophe Courteau / Two muddy juvenile African elephants (Loxodonta africana) with raised trunk, Okavango Delta, Botswana

Billy Black / Couple helming a Sunsail Oceanis 523 in the BVI, March 2006. Model and property released.