Andy Rouse / Sparkling violetear hummingbird (Colibri coruscans) perched on branch, reaching up to catch a bee, Cloud forest, Ecuador.
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Alex Mustard / Marine iguana (Amblyrhynchus cristatus) feeding on green algae on seabed, with more iguanas on the surface behind, Cape Douglas, Fernandina Island, Galapagos Islands, Pacific Ocean.
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David Perpinan / Flathead grey mullet (Mugil cephalus) school swimming in the mouth of the Besos river. One fish enters the frame and then feeds on algae which is covering a rock. Barcelona, Spain. October.
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Harry Collins / Tracking shot of African elephant (Loxodonta africana) calf walking. Then the animal picks up a grass stem and begins to feed on it. Amboseli National Park, Kenya, Africa. September.
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Bernard Castelein / Four Sanderlings (Calidris alba) foraging at low tide, Zeeland, The Netherlands. February.
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Bernard Castelein / Roe deer (Capreolus capreolus) female, feeding on ferns in woodland, Peerdsbos, Brasschaat, Belgium. July.
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Bernard Castelein / Roe deer (Capreolus capreolus) male, feeding on ferns in woodland, Peerdsbos, Brasschaat, Belgium. July.
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Bernard Castelein / Roe deer (Capreolus capreolus) male, feeding on leaves in woodland, Peerdsbos, Brasschaat, Belgium. July.
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Bernard Castelein / Grey heron (Ardea cinerea) standing with prey in beak, Peerdsbos, Brasschaat, Belgium. August.
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Joel Sartore / Photo Ark / Red-backed bearded saki (Chiropotes chiropotes) female sitting and feeding, Omaha's Henry Doorly Zoo and Aquarium, Nebraska. Captive.
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Joel Sartore / Photo Ark / Plains viscacha (Lagostomus maximus) eating and looking around. Then the animal grooms itself. Zie-Zoo, Volkel. Captive.
