Doug Perrine / Pod of Hawaiian / pantropical / long-snouted / Gray's spinner dolphins {Stenella longirostris longirostris} socialising, Ho'Okena, Kona, Hawaii, Central Pacific Ocean

Fiona Rogers / Two wild female Mandrills (Mandrillus sphinx) with infants socialising. Gallery forest during dry season. Lope National Park, Gabon. July 2008.

Fiona Rogers / Wild female Mandrills (Mandrillus sphinx) with infants socialising. Gallery forest during dry season. Lope National Park, Gabon. July 2008.

Luis Quinta / Group of Sperm whales {Physeter macrocephalus} socialising, adults and newborn calf, Azores, Atlantic

Luis Quinta / Group of Sperm whale {Physeter macrocephalus} socialising, adults and newborn calf, Azores, Atlantic

Luis Quinta / Group of Sperm whale {Physeter macrocephalus} socialising, adults and newborn calf, Azores, Atlantic

Luis Quinta / Group of Sperm whales {Physeter macrocephalus} socialising, adults and newborn calf, Azores, Atlantic

Jean-Pierre Zwaenepoel / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} group sunning and socialising, Thar desert, Rajasthan, India

Jean-Pierre Zwaenepoel / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} group sunning and socialising, Kumbhalgarh WS, Rajasthan, India

Doug Perrine / Group of Sperm whales socialising {Physester macrocephalus} North Atlantic, NB peeling skin from rubbing against other whales (Non-ex).

Doug Perrine / Group of Sperm whales socialising {Physester macrocephalus} Azores, North Atlantic Ocean (Non-ex).

Doug Perrine / Group of Sperm whales socialising {Physester macrocephalus} Azores, North Atlantic (Non-ex).

D. Parer & E. Parer-Cook / Platypus (Ornithorhynchus anatinus) grinding prey between plates of its bill, Atherton Tableland, Queensland, Australia

Gerrit Vyn / Ruddy Duck (Oxyura jamaicensis) male in breeding plumage performing a "bubbling display"which is used in both courtship and aggressive territorial encounters. The male holds its head and tail and 2 ro...

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus).Warburton, Victoria, Australia. October, 2018. Model released.

Doug Gimesy / Platypus researcher holding a platypus (Ornithorhynchus anatinus) whilst field assistant measures the bill length. It was captured as part of a Melbourne Water study to monitor the local population. C...

Doug Gimesy / Platypus researchers holding a Platypus (Ornithorhynchus anatinus) and measuring bill length. It was captured as part of a Melbourne Water study to monitor the local population. Chum Creek, Healsville...

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus) Healsville, Victoria, Australia. September, 2018. Model released.

Doug Gimesy / Blood is drawn from the bill of an anaesthetised Platypus (Ornithorhynchus anatinus) Snowy River, Dalgety, NSW, Australia. September 2017 Model release supplied.

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus). Healsville, Victoria, Australia. September, 2018. Model released.

Doug Gimesy / Closed eye and top of bill of a platypus (Ornithorhynchus anatinus) Photographed under controlled conditions - platypus anaesthetised in-field as part of research. Darmouth, Victoria, Australia. May 2...

Doug Gimesy / Top view of the bill of a platypus (Ornithorhynchus anatinus). Photographed under controlled conditions - platypus anaesthetised as part of research project. Darmouth, Victoria, Australia. Background...

Doug Gimesy / Closed eye and top of bill of a Platypus (Ornithorhynchus anatinus). Darmouth, Victoria, Australia. May.

Doug Gimesy / Top view of the bill of a platypus (Ornithorhynchus anatinus). Darmouth, Victoria, Australia. May 2018. Controlled conditions.