Anup Shah / Chimpanzee {Pan troglodytes} orphaned 2 year old juvenile, resting against branch, Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} grooming companion Sweetwater Sanctuary, Mahesa, Kenya

Louis Gagnon / American Bald Eagle portrait. (Haliaeetus leucocephalus) beak open - rehab centre, Canada

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) caretaker, Claire Trimer, holding orphan baby, Aviarios Sloth Sanctuary, Costa Rica. Model released

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphan baby feeding on leaves in Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni)orphan baby being weighed, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphan baby clinging to person's hand, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) orphan baby clinging to person's arms, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) portrait of orphan juvenile, Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Hoffmann's Two-toed sloths (Choloepus hoffmanni) two orphan babies in Aviarios Sloth Sanctuary, Costa Rica

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) owner of sloth sanctuary, Judy Avey-Arroyo, feeding cecropia seed pod to 2 month orphan baby, Aviarios Sloth Sanctuary, Costa Rica. Model release...

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) Judy Avey-Arroyo, Sanctuary Owner, feeding Cecropia leaf to 2 month orpha baby Aviarios Sloth Sanctuary, Costa Rica. Model released

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) Judy Avey-Arroyo, Sanctuary Owner, administering rehydration fluids to 2 month orphan baby, Aviarios Sloth Sanctuary, Costa Rica. Model released

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

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

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) having 'daily diary' transmitter attached by research student, Rebecca Cliffe, Aviarios Sloth Sanctuary, Costa Rica. Model released

Suzi Eszterhas / Brown throated Three-toed Sloth (Bradypus variegatus) rehabilitated individual being released back into the wild by rescue worker, Santiago Chaggo, Aviarios Sloth Sanctuary, Costa Rica Model released

Steven David Miller / Australasian or Yellow Figbird (Sphecotheres vieilloti) Port Douglas, Queensland, Australia, captive (wild bird in rehab centre)

Cheryl-Samantha Owen / Black footed penguin (Spheniscus demersus) syringes filled with rehydration liquid given to penguins in rehabilitation at Southern African Foundation for the Conservation of Coastal Birds (SANCCOB) Ca...

Juergen Freund / Spectacled flying fox orphans (Pteropus conspicillatus) hanging from rehab cage, Tolga Bat Hospital, Atherton, North Queensland, Australia. December 2007.

Juergen Freund / Spectacled flying fox orphans (Pteropus conspicillatus) hanging from rehab cage, Tolga Bat Hospital, Atherton, North Queensland, Australia. December 2007.

Michael W. Richards / Sloth bear (Melursus ursinus) formerly a dancing bear, used for tourists, now rescued and playing with a keeper, India, 2005

Michael W. Richards / Sloth bear (Melursus ursinus) formerly a dancing bear, used for tourists, now rescued and playing with a keeper, India, 2005

Tony Phelps / Black-footed \ small spotted cat (Felis nigripes) captive, Tenikwa rehab centre, Western Cape, South Africa

Colin Seddon / European otter cub {Lutra lutra} eating fish whilst in care, UK, rehab

Suzi Eszterhas / California Sea Lion (Zalophus californianus) in rehab center on EEG being tested for domoic acid poisoning from algal blooms, Marine Mammal Center, Marin county, California

Jabruson / Chimpanzees in rehabilitation sanctuary (Pan troglodytes) Sweetwaters Sanctuary, Kenya

Jabruson / Black rhinoceros (Diceros bicornis) rescued from poachers, now being relocated in caged vehicle, Kenya

Peter Blackwell / Chimpanzee male {Pan troglodytes} Sweetwaters Sanctuary, Kenya

Martha Holmes / Orphan juvenile Chimpanzee {Pan troglodytes} reaching through bars at rehabilitation centre, Chimfunshi, Zambia

Martha Holmes / Orphan juvenile Chimpanzees {Pan troglodytes} drinking through bars at rehabilitation centre, Chimfunshi, Zambia

Jabruson / People working on vehicle for translocation of rescued Black rhinoceros (Diceros bicornis) from Tsavo NP to Nakuru NP as part of anti-poaching project, Kenya

Jabruson / Black rhinoceros (Diceros bicornis) rescued from poachers, now being relocated, Tsavo West NP, Kenya

Jabruson / Black rhinoceros (Diceros bicornis) translocation from Tsavo West NP to Lake Nakuru NP, Kenya

Colin Seddon / Anaesthetised Badger showing snare wounds, {Meles meles} Taunton Wildlife hospital, UK

Jabruson / Rescued Black rhinoceros (Diceros bicornis) translocation from Tsavo NP to Nakuru NP as part of anti-poaching project, Kenya

Dan Burton / Wounded Hedgehog being fed {Erinaceus europaeus} Devon, UK

Dan Burton / Wounded Hedgehog being cleaned {Erinaceus europaeus} Devon, UK

Colin Seddon / Badger cub being bottle fed {Meles meles} animal rescue centre, Somerset, UK

Karl Ammann / Orphaned baby Chimpanzees {Pan troglodytes} in holding cage with volunteer, Kigoma, Tanzania

Jabruson / Orphan Black rhinoceros wallowing in mud {Diceros bicornis} David Sheldrick Wildlife Trust, Nairobi NP, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Sophie', with other juvenile orphans, Sweetwaters Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Sophie', Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} portrait of orphaned 2-year juvenile 'Naika', Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphans 'Nika' and 'Tess' hugging whilst walking, Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Nika', Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Nika', Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Tess' with 'Nika', Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphan 'Tess' feeding in tree, Sweetwaters Chimpanzee Sanctuary, Kenya

Anup Shah / Child stroking juvenile chimpanzee {Pan troglodytes} with Sanctuary handlers, Sweetwater Sanctuary, Kenya

Anup Shah / Child holding juvenile orphaned 2-year Chimpanzee {Pan troglodytes} Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} portrait of orphaned juvenile 'Sophie' reaching hand out and protesting, Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} portrait of orphaned juvenile 'Sophie', sucking piece of grass, Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} orphaned 2-year juveniles, 'Kisa' on left, Sweetwater Sanctuary, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} portrait of orphaned 2-year juvenile, sitting on rock and chewing branch, Sweetwater Sanctuary, Bahati, Kenya

Anup Shah / Chimpanzee {Pan troglodytes} portrait of orphaned 2-year juvenile, chewing branch, Sweetwater Sanctuary, Bahati, Kenya

Steven David Miller / Southern Boobook Owl {Ninox novaeseelandiae} resting on log during day, Gosford, New South Wales, Australia. Captive rehab bird

Jabruson / Feeding Chimpanzees (Pan troglodytes) in rehabilitation, Sweetwater Sanctuary, Kenya

Niall Benvie / Tiny Red fox cub (Vulpes vulpes) at a rehab centre, Scotland, UK

Suzi Eszterhas / Rehab. staff and volunteers from the Marine Mammal Center and Long Marine Lab put a bottle-nosed dolphin, "Baker", into a sling for transport from his tank at the Long Marine Lab to the open ocean for...

Anup Shah / Chimpanzee {Pan troglodytes} 2-year orphan 'Naiki' playing with stick, Sweetwater Sanctuary, Kenya

Nick Garbutt / Young Orang utan {Pongo pygmaeus} studying hand, Sepilok Rehab, Sabah Borneo

Niall Benvie / Hedgehog (Erinaceus europaeus) captive at Rehab centre, Scotland

Michael Durham / 6-week-old Bobcat kitten with rodent prey in rehab centre {Felis rufus} Oregon, USA

Tom Vezo / Northern pygmy owl portrait {Glaucidium gnoma} captive, raptor rehab centre

Tom Vezo / Flamulated owl {Otus flammeolus} NM, USA.

Tom Vezo / Northern pygmy owl {Glaucidium gnoma} NM, USA

Niall Benvie / Hedgehog in woodland at rehab centre (Erinaceus europaeus) Scotland.

Tom Vezo / Golden eagle at rehab centre {Aquila chrysaetos} Hawks aloft Albuquerque, NM, USA

Niall Benvie / Red fox cub at a rehab centre. {Vulpes vulpes} Scotland UK