Tony Wu / Humpback whale (Megaptera novaeangliae) executing a dramatic tail slap, throwing up a cascade of water with its powerful fluke, Vava'u, Tonga, South Pacific
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Tony Wu / Humpback whales (Megaptera novaeangliae) unusual scene with two adults tail-slapping together in rough seas, Vava'u, Tonga, South Pacific
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Tony Wu / Humpback whale (Megaptera novaeangliae) male breaching in front of Hunga island in Vava'u, Tonga, South Pacific
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Neil Aldridge / Portrait of an African elephant (Loxodonta africana) on Selinda Reserve, Botswana.
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Alex Hyde / Leaf-cutter ant (Atta cephalotes) carrying pieces of leaf that they have harvested back to their underground fungus garden in their nest, Osa Peninsula, Costa Rica
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Alex Hyde / Leaf-cutter ants (Atta cephalotes) carrying pieces of leaf that they have harvested back to their underground fungus garden in their nest, Osa Peninsula, Costa Rica. Photographed in mobile field studi...
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Andy Rouse / Bengal tiger (Panthera tigris tigris) female 'Noor T19' bringing down Sambar deer (Rusa unicolor) Ranthambhore, India. Sequence 6 of 18.
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Steven Kazlowski / Polar bear (Ursus maritimus) portrait against sky at sunset, Bernard Spit, off the 1002 Area, Arctic National Wildlife Refuge, North Slope, Alaska, USA, September. Vulnerable species.
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Bence Mate / Leaf cutter ants (Atta sp) carrying piece of leaf, Costa Rica.
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Bence Mate / Leaf cutter ant (Atta sp) carrying colourful pieces of plant material, Santa Rita, Costa Rica.
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Bence Mate / Leaf cutter ants (Atta sp) carrying pieces of fern, reflected in water, Costa Rica.
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Bence Mate / Leaf cutter ants (Atta sp) carrying plant matter, Costa Rica.
