Eric Dragesco / Wild female Snow Leopard (Panthera uncia) standing camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July NB-This female probably has cubs: the fur around the te...

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) portrait, standing camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July . NB-This female probably has cubs: the fur aro...

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies or bubs wrapped in cloth and teats in mouths ready for feeding in the nursery at Tolga Bat Hospital, North Queensland, Australia, November 2012

Dan Burton / Piglets suckling {Sus scrofa domestica} UK

Tony Heald / Southern elephant seal (Mirounga leonina) pup near mother's teats. Gold Harbour, South Georgia. October.

Nick Upton / Eurasian beaver (Castor fiber) female grooming on the margins of the River Otter, Devon, UK, July. Part of Devon Wildlife Trust's Devon Beaver Trial.

Roland Seitre / White Bengal tiger (Panthera tigris tigris) cub suckling, aged 5 days. Olmen zoo, Belgium. Captive, occurs in India, Bangladesh, Nepal and Bhutan. Endangered species.

Nick Upton / Adult female Edible / Fat Dormouse (Glis glis), the mother of a large litter of young and showing obvious teats, being held in a leather glove during a monitoring project in woodland where this Europe...

Eric Dragesco / Wild female Snow Leopard (Panthera uncia) portrait, standing camouflaged on rocky mountainside, at an altitude of 2500m, Altai mountains, Mongolia. July NB-This female probably has cubs: the fur aro...

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies or bubs wrapped in cloth and teats in mouths ready for feeding in the nursery at Tolga Bat Hospital, North Queensland, Australia, November 2012

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies swaddled in cloth ready to sleep, teats in mouths ready to be fed, Tolga Bat Hospital, Atherton, North Queensland, Australia. January 2008.

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies swaddled up in cloth ready to sleep, teats in mouths ready to be fed, Tolga Bat Hospital, Atherton, North Queensland, Australia. January 2008.