Konrad Wothe / Orangutan (Pongo pygmaeus) orphan drinking from a baby bottle at rehabilitation facility, Leakey Camp, Borneo

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) Hua Mei's newborn cub being bottle-fed at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) eight day old infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) nine day old infant being bottle-fed by Wei Ming while tourists watch through window at the China Conservation and Research Center for the Giant Panda, Wolong Natu...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle by Hu Hai Ping at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) baby being fed with a bottle by care-taker, watched through the window by tourists at the China Conservation and Research Center for the Giant Panda, Wolong Nature...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) Hua Mei's newborn cub being bottle-fed at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) 11 day old infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Michael & Patricia Fogden / Starfish Stinkhorn (Aseroe rubra) with Blue Bottle Fly (Calliphoridae) group feeding on and dispersing spores, cloud forest, Costa Rica

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) group chasing and catching fish on mud banks in salt marsh, South Carolina

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) group chasing and catching fish on mud banks in salt marsh, previously unrecorded behavior, Hilton Head, South Carolina

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) eating a fish from person's hand, Monkey Mia, Australia

Mark Moffett / Blue Bottle Fly (Bengalia sp) perched on leaf above Marauder Ant (Pheidologeton diversus) trail, waiting to grab food from ants, Malaysia

Neil Lucas / Bottlenose dolphins catching fish by stranding {Tursiops truncatus} South Carolina, USA

Neil Lucas / Bottlenose dolphins catching fish by stranding {Tursiops truncatus} South Carolina, USA

Neil Lucas / Bottlenose dolphins catching fish by stranding {Tursiops truncatus} South Carolina, USA

Neil Lucas / Bottlenose dolphins catching fish by stranding {Tursiops truncatus} South Carolina, USA

Juergen Freund / Bottle feeding young West Indian manatee {Trichechus manatus} in marine aquarium, captive, USA, FOR EDITORIAL USE ONLY

Hugh Pearson / People feeding Bottlenose dolphin {Tursiops truncatus} Shark Bay, W Australia 2002

Doug Perrine / Atlantic Bottlenose dolphin crater feeding in sand {Tursiops truncatus} Bahamas Caribbean Sea (Non-ex).

Doug Perrine / Atlantic Bottlenose dolphin emerges from sand after crater feeding {Tursiops truncatus} (Non-ex).

Neil Lucas / Bottlenose dolphins catching fish by stranding them {Tursiops truncatus} South Carolina, USA

Neil Lucas / Bottlenose dolphins catch fish by stranding them {Tursiops truncatus} South Carolina, USA

Jeff Rotman / Bottlenose dolphin {Tursiops truncatus} playing with Octopus, Red Sea, Egypt

TOM WALMSLEY / Bottlenose dolphin with trainer {Tursiops truncatus} Bahamas

Jeff Rotman / Bottlenose dolphin {Tursiops truncatus} with Octopus prey around head, Red Sea, Egypt

Jeff Rotman / Man offers octopus food to Bottlenose dolphin, Red Sea, Egypt. {Tursiops truncatus} Model released.

Gerry Ellis / Chimpanzee (Pan troglodytes) orphans Larry and Jenny bottle feeding, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Jami Tarris / African Elephant (Loxodonta africana) orphaned calf being bottle fed, David Sheldrick Wildlife Trust, Nairobi, Kenya

Jami Tarris / African Elephant (Loxodonta africana) orphaned calf being bottle fed, David Sheldrick Wildlife Trust, Nairobi, Kenya

Suzi Eszterhas / Gray-shanked Douc (Pygathrix cinerea) young rescued from illegal wildlife trade being bottle fed, Endangered Primate Rescue Center, Cuc Phuong National Park, Vietnam

Suzi Eszterhas / Gray-shanked Douc (Pygathrix cinerea) and Douc Langur (Pygathrix nemaeus) young rescued from illegal wildlife trade being bottle fed by rehabilitator, Nguyen Thi Thi Phuong, Endangered Primate Rescue...

Suzi Eszterhas / Gray-shanked Douc (Pygathrix cinerea) young rescued from illegal wildlife trade being bottle fed, Endangered Primate Rescue Center, Cuc Phuong National Park, Vietnam

David Fleetham / Bottlenose dolphin (Tursiops truncatus), being hand-fed by scuba diver, Palau, Micronesia. Model released.

Kim Taylor / Blue tits (Parus caeruleus) competing for cream at the top of a milk bottle. Surrey, England, UK, August. Digital composite

Kim Taylor / Blue tit (Parus caeruleus) drinking cream from milk bottle. Surrey, England, UK, August. Digital composite

Jaymi Heimbuch / African Elephant (Loxodonta africana) orphaned calf bottle fed by keeper in front of tourists, David Sheldrick Wildlife Trust, Nairobi, Kenya

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) six week old orphaned fawns bottle feeding, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) conservationist, Diane Nicholas, bottle feeding three day old orphaned fawns, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) conservationist, Diane Nicholas, bottle feeding three day old orphaned fawn, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) six week old orphaned fawns bottle feeding, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) six week old orphaned fawns bottle feeding, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) conservationist, Diane Nicholas, bottle feeding three day old orphaned fawns, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) conservationist, Diane Nicholas, bottle feeding three day old orphaned fawns, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Mule Deer (Odocoileus hemionus) conservationist, Diane Nicholas, and volunteer bottle feeding three day old orphaned fawns, Kindred Spirits Fawn Rescue, Loomis, California

Suzi Eszterhas / Eastern Fox Squirrel (Sciurus niger) caretaker, Andrea Rogers, feeding three week old orphaned young milk, WildCare, San Rafael, California

Pete Oxford / West Indian Manatee (Trichechus manatus) orphaned calf being bottle fed, Manatee Rehabilitation Centre, Belize

Pete Oxford / West Indian Manatee (Trichechus manatus) orphaned calf being bottle fed, Manatee Rehabilitation Centre, Belize

Pete Oxford / West Indian Manatee (Trichechus manatus) orphaned calf being bottle fed, Manatee Rehabilitation Centre, Belize

Roland Seitre / Amazon manatee (Trichechus inunguis) orphan baby feeding from milk bottle, captive at Manaus INPA. Occurs in Amazon Basin. Endangered species.

Roland Seitre / Amazon manatee (Trichechus inunguis) orphan baby feeding from milk bottle, captive at Manaus INPA. Occurs in Amazon Basin. Endangered species.

Roland Seitre / Amazon manatee (Trichechus inunguis) orphan baby feeding from milk bottle, captive at Manaus INPA. Occurs in Amazon Basin. Endangered species.

Roland Seitre / Amazon manatee (Trichechus inunguis) orphan baby feeding from milk bottle, captive at Manaus INPA. Occurs in Amazon Basin. Endangered species.

Roland Seitre / Yellow Baboon (Papio cynocephalus) juvenile feeding on fence with broken bottles, Kenya

Suzi Eszterhas / Raccoon (Procyon lotor) orphans in foster home being fed by volunteer Shelly Ross, WildCare, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby bottle-feeding in foster home, WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned babies in foster home, WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby in foster home, WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby being bottle-fed by volunteer Shelly Ross, WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby bottle-feeding, WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby being bottle fed by Shelly Ross, volunteer at WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby being bottle-fed by Shelly Ross, volunteer at WildCare Wildlife Rehabilitation Center, San Rafael, California

Suzi Eszterhas / Raccoon (Procyon lotor) orphaned baby fed by volunteer Shelly Ross, WildCare Wildlife Rehabilitation Center, San Rafael, California

Scott Leslie / Greenbottle Fly (Lucilia sericata) pollinating a daisy, Nova Scotia, Canada

Michael Durham / Blue Bottle Fly (Calliphora sp) feeding on flower nectar, North America

D. Parer & E. Parer-Cook / African Elephant (Loxodonta africana) calf being bottle fed by caretaker, Daphne Sheldrick's Elephant Orphanage, Kenya

D. Parer & E. Parer-Cook / African Elephant (Loxodonta africana) calf being bottle fed by caretaker, Daphne Sheldrick's Elephant Orphanage, Kenya

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphaned baby bottle feeding, Aviarios Sloth Sanctuary, Costa Rica

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

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

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphaned baby bottle-feeding, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphaned baby bottle fed by caretaker Xinia Villegas, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphaned baby bottle-feeding, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Brown-throated Three-toed Sloth (Bradypus variegatus) two day old orphaned baby bottle-feeding, Aviarios Sloth Sanctuary, Costa Rica

Tui De Roy / Black Rhinoceros (Diceros bicornis) seven months old baby female orphan cared for at the David Sheldrick Wildlife Trust, Nairobi, Kenya

Petra Wegner / British Longhair Cat, kitten feeding from bottle, 18 days / Highlander, Lowlander, Britanica

Nature Production / Indo-Pacific / Long beaked Bottlenose Dolphins {Tursiops truncatus} baby suckling from mother, Mikura Island, Tokyo, Japan, August

Barrie Britton / Vervet monkey orphan being hand fed (Chlorocebus / Cercopithecus aethiops) Durban, South Africa

Gerry Ellis / African Elephant (Loxodonta africana) orphaned baby Sweet Sally being fed, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) keepers feeding milk bottles in bush, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) keeper Mishak Nzimbi feeding milk bottle to orphan Natumi, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Gerry Ellis / African Elephant (Loxodonta africana) keepers feeding bottles to orphans in the bush near Baobab (Adansonia digitata) mud bath, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) six day old infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Claus Meyer / Animal rescue feeding small mammal, Balbina Dam Wildlife Rescue, Amazon, Brazil

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) seven day old infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Gerry Ellis / African Elephant (Loxodonta africana) keeper Menza feeding orphan, Idle, a bottle in stockade, David Sheldrick Wildlife Trust, Tsavo East National Park, Kenya

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) eight day old infant being fed with a bottle at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Marguerite Smits Van Oyen / Aardvark orphan being bottle fed (Orycteropus afer) Kenya,

Neil Lucas / Bottlenosed dolphins catching fish by stranding {Tursiops truncatus} South Carolina USA

Neil Lucas / Bottle nosed dolphins catching fish by stranding {Tursiops truncatus} South Carolina USA