Feeding time for the Sumatran orangutan (Pongo abelii), Bukit Lawang Orang Utan Rehabilitation station, Sumatra, Indonesia, Southeast Asia, Asia

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

A Rook (Corvus frugilegus) feeding on a packet of crisps in a motorway service station car park, Scotland, United Kingdom, Europe

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Pipes feeding the Murray 1 power station, part of the Snow Mountains hydro electric scheme, New South Wales, Australia, Pacific

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Captive Galapagos giant tortoise (Geochelone elephantopus) being fed at the Charles Darwin Research Station on Santa Cruz Island in the Galapagos Island Archipelago, Ecuador

Rocky Mountain Elk at Oak Creek Wildlife Area winter feeding station, Washington.

Great tit (Parus major), sitting at a feeder, Terfens, Tyrol, Austria, Europe

Blue tit (Parus caeruleus), at feeding site, Tyrol, Austria, Europe

Blue tit (Cyanistes caeruleus) at a feeding station, wildlife, Germany, Europe

Deer at feeding station, wild feeding in winter, Upper Bavaria, Bavaria, Germany, Europe

While a Hawaii Cleaner Wrasse (Labroides phthirophagus) searches for parasites in its mouth, a Reef Manta Ray (Mobula (formerly Manta) alfredi) hovers over a reef cleaning station off the Kona Coast, the Big Island, Hawaii, USA during the summer. This par

Baby chickens at feeder station

Goldfich at the feeding station in winter, GB