Neil Challis / Little grebe (Tachybaptus ruficollis) chasing a small fish jumping out of the water, before finally catching then eating it, Western Thailand.
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Terry Whittaker / Arctic fox (Vulpes lagopus) cubs playing with feather, playfighting and chasing each other near den, Hornvik, Hornstrandir Nature reserve, Iceland, July.
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John Chan / Calliope hummingbird (Stellula calliope) chasing insects before returning to its perch, Southern California, USA, April.
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Marie Read / American avocets (Recurvirostra americana) two during aggressive (territorial) encounter, Bear River Migratory Bird Refuge, Utah, USA, May.
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Marie Read / Canada geese (Branta canadensis) two during territorial fight in early spring, Ithaca. New York, USA
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Nick Garbutt / Jaguar (Panthera onca) female running along a sand spit chasing after a caiman. Northern Pantanal Cuiaba River, Mato Grosso, Brazil.
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Terry Whittaker / Domestic cat chasing a Red fox (Vulpes vulpes) in an urban garden, Greater Manchester, UK, August 2017. Filmed using a camera trap.
01608257
John Chan / Male California Least Tern (Sternula antillarum browni) courting a female, presenting a fish before chasing off another male, Huntington Beach, California, USA, May.
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John Waters / Slow motion clip of a Mallard (Anas platyrhynchos) duckling chasing and catching Mayfly (Ephemeroptera) emerging from River Kennet, Hungerford, Berkshire, England, UK, June.
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John Waters / Male Shoveler (Anas clypeata) chasing other males away from his mate, Greyale RSPB Reserve, Somerset Levels, England, UK, February.
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Five Films / Female Grey seal (Halichoerus grypus) defending pup on beach, chasing male away, Horsey, Norfolk, November.
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Remi Masson / Pair of Pumpkinseeds (Lepomis gibbosus) mating, male chasing other individuals away, River Rhone, Rhone-Alpes, France, June.
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Wim van den Heever / Two Cheetah (Acinonyx jubatus) chasing Springbok (Antidorcas marsupialis) Kgalagadi, South Africa
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Jordi Chias / Bryde's whale (Balaenoptera edeni) and Common dolphins (Delphinus delphis) chasing small fish offshore. Santa Maria Island, Azores, Atlantic Ocean. Third Place in the Underwater Category of the Por El...
01512134
Tony Phelps / Cape cobra (Naja nivea) hunting, chasing a Cape gerbil (Gerbilliscus afra), De Hoop Nature Reserve, Western Cape, South Africa, December.
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Brandon Cole / Sockeye salmon (Oncorhynchus nerka) interacting in shallow river, males chasing each other while female waits over gravel suitable for depositing her eggs after fertilization. Adams River, British Col...
01500300
Andy Rouse / Grizzly bear (Ursus arctos horribilis) charging through river chasing salmon, Alaska, USA. Crop of 01500299.
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David Pattyn / Black necked grebe (Podiceps nigricollis) pair chasing away another grebe during the courtship season. The Netherlands.April 2014
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David Pattyn / Black necked grebe (Podiceps nigricollis) pair chasing away another grebe during the mating season. The Netherlands.March 2014
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David Pattyn / Black necked grebe (Podiceps nigricollis) pair chasing away another grebe during the mating season. The Netherlands.March 2014
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Denis-Huot / Young Lioness (Panthera leo) chasing Giraffe (Giraffa camelopardalis) Masai-Mara game reserve, Kenya.
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Jabruson Motion / Female African forest elephant (Loxodonta cyclotis) at a mineral dig with a baby with an injured leg, chasing other adolescent elephants away, Dzanga Bai, Daznga-Ndoki National Park, Sangha-Mbaere Pre...
01443835
Michael Pitts / Maldives clownfish (Amphiprion nigripes) chasing juveniles, with anemones (Actiniaria) in the background, Maldives, Indian Ocean.
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Pål Hermansen,Pal Hermansen / Nuthatch (Sitta europaea) chasing away and Black tit (Periparus ater) in car graveyard, Varmland, Sweden, December
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Sandesh Kadur / Flock of Maleo fowl (Macrocephalon maleo) running and chasing each other on a beach, Tompotika Peninsula, Sulawesi, Indonesia.
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Andy Rouse / Cheetah (Acinonyx jubatus) chasing gazelle, Maasai Mara, Kenya, Africa
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Andy Rouse / Cheetah (Acinonyx jubatus) chasing gazelle, Maasai Mara, Kenya, Africa
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Ben Cranke / Leopard seal (Hydrurga leptonyx) chasing Gentoo Penguin (Pygoscelis papua) into shore, Cuverville Island, Antarctic Peninsula, Antarctica
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Graham Eaton,Graham Eaton / Dog chasing and disturbing a flock of Knot (Calidris canutus) on a beach, Hoylake, Wirral
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Anup Shah,Anup Shah / Male lion (Panthera leo) in confrontation with Cape buffalo (Syncerus caffer). Masai Mara National Reserve, Kenya, July
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Jabruson / African Forest Elephant (Loxodonta africana cyclotis) juvenile chasing African Forest Buffalos (Syncerus caffer nanus). Dzanga Bai, Dzanga-Ndoki National Park, Central African Republic.
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David Tipling / Brown Hare (Lepus europaeus) buck chasing doe, in late evening, Norfolk, May
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Denis-Huot,Denis-Huot / Lion (Panthera leo) male chasing White backed vultures (Gyps africanus) off its prey, Masai-Mara Game Reserve, Kenya. Vulnerable species.
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Denis-Huot / Cheetah (Acinonyx jubatus) juvenile chasing a zebra (Equus quagga) herd, Masai-Mara Game Reserve, Kenya. Vulnerable species.
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Denis-Huot / Cheetah (Acinonyx jubatus) hunting young warthog (Phacochoerus africanus) in turn being chased by warthog mother, Masai Mara, Kenya. Vulnerable species.
01423092
Ammonite / Group of sub-adult African lions (Panthera leo) chasing and jumping on a mother Hippopotamus (Hippopotamus amphibius) and her calf, footage taken at night using infrared camera technology, Masai Mara,...
01423091
Ammonite / Sub-adult African lioness (Panthera leo) chasing and jumping onto the back of a Hippopotamus (Hippopotamus amphibius), footage taken at night using infrared camera technology, Masai Mara, Kenya.
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Ammonite / Sub-adult African lioness (Panthera leo) watching, chasing and missing a small group of Warthogs (Phacochoerus aethiopicus), Masai Mara, Kenya.
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Ammonite / Water buffalo (Bubalus arnee) chasing Sri Lankan leopard (Panthera pardus kotiya) near a waterhole, footage taken at night using thermal camera technology, Yala National Park, Sri Lanka.
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Denis-Huot / Male buffalo (Syncerus caffer) chasing Masai Giraffe (Giraffa cameleopardalis tippelskirchi) Masai-Mara Game Reserve, Kenya.
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Bertie Gregory / 2020VISION / Juvenile male Peregrine falcon (Falco peregrinus) in flight chasing his parent who has Feral pigeon (Columba livia) kill in claws, Bristol, England, UK, June.
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XI ZHINONG / Grey wolf (Canis lupus) chasing a wounded tibetan wild ass (Equus kiang) Kekexili, Qinghai, China, December.
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XI ZHINONG / Grey Wolves (Canis lupus) hunting a wounded Tibetan wild ass (Equus kiang) Kekexili, Qinghai, China, December.
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Nick Upton / 2020VISION / Recently released young Common / Eurasian Crane (Grus grus) chasing flies. The Great Crane Project, Somerset, UK, September 2012. Second place in Mankind and Nature portfolio category of Melvita Natu...
01405454
David Pattyn / Alpine ibex (Capra ibex) adult male chasing two young males away, Gran Paradiso National Park, Italy, July
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Andy Rouse / 2020VISION / Three European Hare (Lepus europaeus) chasing, a courtship behaviour. Wales, UK, June.
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Andy Rouse / Young Cheetah (Acinonyx jubatus) learning how to hunt Thomson's gazelle fawn (Eudorcas thomsoni) Masai Mara National Reserve, Kenya
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Andy Rouse / Cheetah (Acinonyx jubatus) young siblings learning how to hunt Thomson's gazelle fawn (Eudorcas thomsoni) mother cheetah in background, Masai Mara National Reserve, Kenya
