Kerstin Hinze / Cape White Eye ( Zosterops pallidus), foraging on Natal Bottle Brush ( Greyia sutherlandii), Hidden Valley, KwaZulu-Natal, South Africa
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Kerstin Hinze / Greater Double collared sunbird (Nectarinia afra), female feeding from Natal Bottle Brush (Greyia sutherlandii) Hidden Valley, KwaZulu-Natal, South Africa, October
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LYNN M. STONE / Boy bottle-feeding a red and white Holstein calf at Liberty Hill Farm, Rochester, Vermont, USA, October. Model released.
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LYNN M. STONE / Boy bottle-feeding a red and white Holstein calf at Liberty Hill Farm, Rochester, Vermont, USA, October. Model released.
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Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker bottle-feeding one year old infant, Orangutan Care Center, Borneo, Indonesia
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Suzi Eszterhas / Orangutan (Pongo pygmaeus) caretaker bottle-feeding one year old infant, Orangutan Care Center, Borneo, Indonesia
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Luiz Claudio Marigo / Wied's black tufted-ear marmoset (Callithrix kuhli) hanging from hummingbirds feeding bottle in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita), m...
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Roland Seitre / Hoffmann's Two Toed Sloth (Choloepus hoffmanni) tiny baby bottle feeding. Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.
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Roland Seitre / Hoffmann's Two Toed Sloth (Choloepus hoffmanni) tiny baby bottle feeding. Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.
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Roland Seitre / Hoffmann's Two Toed Sloth (Choloepus hoffmanni) baby being bottle fed by volunteer. Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.
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Roland Seitre / Baby Two-toed Sloth (Choloepus hoffmanni) being bottle fed. Aviarios del Caribe Sloth Refuge and orphanage, Costa Rica, 2008.
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Colin Seddon / Orphaned Pine marten (Martes martes) kit feeding from bottle, UK