Roland Seitre / Baby Rothschild's Porcupine (Coendou rothschildi) being bottle-fed. La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Tom Struhsaker / Uganda Red Colobus Monkey (Procolobus rufomitratus tephrosceles) medium sized juvenile stripping and feeding on bark of bottle brush (Callistemon citrinus). Kanyawara, Kibale National Park, Uganda.

Lisa Hoffner / A young orphan Elephant (Loxodonta africana) being bottle fed milk by its keeper. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010. Model released.

Dan Burton / Bottlenose Dolphin adult and calf chasing squid {Tursiops truncatus} Red Sea

Jabruson / Feeding fish to Bottlenose dolphin {Tursiops truncatus} Monkey Mia, West Australia

Colin Seddon / Charolais cross calf bottle feeding {Bos taurus} Scotland,

Todd Pusser / Fish chased into shore by Bottlenose dolphins strand feeding at salt marsh, SE USA

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) 2 day newborn orphan sloth bottle fed by Judy Avey-Arroyo, Sanctuary Owner, Aviarios Sloth Sanctuary, Costa Rica. Model released

Alex Mustard / A Whale shark (Rhincodon typus) mouth open feeding on fish eggs by sucking in water, a behaviour known as botella because the shark hangs vertical in the water like a bottle gulping in food, Isla Muje...

Suzi Eszterhas / Orangutan (Pongo pygmaeus) two year old infant bottle-feeding, Orangutan Care Center, Borneo, Indonesia

Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), male feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October

Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), female feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October