Ann & Steve Toon / White-backed vultures (Gyps africanus) flock perched in tree, silhouetted at sunrise, Mashatu game reserve, Botswana. Critically endangered.
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Andy Rouse / Three Lions (Panthera Leo) female, walking along track at sunset, Masai Mara, Kenya.
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Andy Rouse / Three Lions (Panthera Leo) female, walking over grassland, Masai Mara, Kenya.
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Andy Rouse / Three Lions (Panthera Leo) female, walking over grassland, Masai Mara, Kenya.
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Alex Mustard / Schools of fish, including Bohar snappers (Lutjanus bohar), Yellow-spotted trevally (Carangoides orthogrammus) and Bigeye trevally (Caranx sexfasciatus) gathering adjacent to a colourful coral reef wi...
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Alex Mustard / Three Stingrays (Dasyatis americana) swimming over sand in shallow water, The Sandbar, Grand Cayman, Cayman Islands, Caribbean Sea.
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David Perpinan / Flathead grey mullet (Mugil cephalus) and Salema (Sarpa salpa) school swimming past the camera in the mouth of the Besos river. The fish enter and leave frame. Barcelona, Spain. October.
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David Perpinan / Catalan chubs (Squalius laietanus) enter frame, swim around and then leave frame. Besos river, Barcelona, Spain. October.
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David Perpinan / Catalan chub (Squalius laietanus) shoal swimming around close to the riverbed. The fish enter and leave frame. Besos river, Barcelona, Spain. October.
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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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David Perpinan / Flathead grey mullet (Mugil cephalus) and Salema (Sarpa salpa) school swimming past camera in the mouth of the Besos river. The fish enter and leave frame. Barcelona, Spain. October.
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David Perpinan / Common carps (Cyprinus carpio) enter frame, swim past the camera and then leave frame, Besos river, Barcelona, Spain. July.
