860-291418 - 27-year-old researcher and her team working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291413 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

1112-7418 - A pair of adult humpback whales (Megaptera novaeangliae), surface lunge feeding in Monterey Bay Marine Sanctuary, California, United States of America, North America

832-401137 - A couple toasting with beer by the sea eating fried fish, traditional Mediterranean food

832-401043 - Pair of red sea clownfish (Amphiprion bicinctus) in the evening light, sun rays, dive site House Reef, Mangrove Bay, El Quesir, Red Sea, Egypt, Africa

832-400282 - Group of friends gathering around bonfire in backyard, drinking tea and warming hands. Two happy couples relaxing and enjoying winter season while sitting around fire. Outdoor winter entertaining

832-400017 - Two storks in the nest mating. Philippsburg, Baden-Wuerttemberg, Germany, Europe

832-400021 - Multi-ethnic couple making online purchase with computer while having breakfast

832-400026 - Lesbian girl couples with lgbt flag on balcony at home party, waving smiling, LGBT pride

832-400031 - Beautiful lesbian couple over rainbow flag, lgbt concept, romantic pose

832-400030 - Beautiful lesbian couple over rainbow flag, lgbt concept, romantic pose, interracial couple

832-400032 - Beautiful lesbian couple embracing taking a selfie on the balcony at home, lgbt concept

832-400033 - Beautiful lesbian couple in romantic pose hugging on the balcony at home, lgbt concept

832-400035 - Portrait of multiethnic gay male couple holding a rainbow lgbt symbol flag at sunset

832-400034 - Beautiful gay couple having fun and dancing to music indoors at home, lgbt concept

832-400036 - Portrait of multiethnic gay male couple holding a rainbow lgbt symbol flag

832-400037 - Multiethnic gay male couple holding a rainbow lgbt symbol flag, having fun

832-400039 - Portrait of multiethnic gay male couple on a romantic walk in the park, lgbt concept

832-400038 - Couple of multiethnic gay men talking quietly in the park, lgbt concept

832-400040 - Hands of a multiethnic gay male couple holding hands, lgbt concept, homosexual guys

832-400041 - Couple of multi-ethnic men in a city fountain, lgbt concept, in a romantic pose kissing each other on the forehead

832-400043 - Couple of multi-ethnic men in a park, lgbt concept, sitting together a tree in a romantic pose

832-400042 - Lgbt concept, couple of multiethnic men in a park in a romantic pose

832-400044 - Couple of multi-ethnic men in a park, lgbt concept, lying on the grass

1174-11460 - Two male lions, panthera leo, lying together, feeding on a kill, Londolozi Wildlife Reserve, Sabi Sands, South Africa

832-399232 - Worried man sitting on the side of the bed and angry wife. Worried man in bed with erectile dysfunction. Concept of crisis and couple problems in bed, Managua, Nicaragua, Central America

832-399120 - Lgbt couple of women with a child at sunset on the coast by the sea, family lifestyle

832-399118 - Lgbt couple of women with a child walking in the sunset on the coast by the sea, family lifestyle

832-398528 - Wedding planning with rings gift boxes

832-398500 - couple reopening small business

832-398492 - badminton racket shuttlecock top view

832-398468 - back view traveller walking down bridge

832-398463 - colorful shoelaces arrangement white background

832-398654 - Two Atlantic puffins (Fratercula arctica) on sea cliff top and gannet flying by in seabird colony, Shetland Islands, Scotland, UK

832-398795 - Common kestrel (Falco tinnunculus) copulating, Germany, Europe

1311-570 - A pair of hoodoo formations near the Red Basin in Petrified Forest National Park Arizona called the Red Basin Gnomes.

1112-7196 - A pair of juvenile male southern elephant seals (Mirounga leonina), mock-fighting in Karukinka Natural Park, Chile, South America

1112-7194 - A pair of juvenile male southern elephant seals (Mirounga leonina), mock-fighting in Karukinka Natural Park, Chile, South America

1112-7195 - A pair of juvenile male southern elephant seals (Mirounga leonina), mock-fighting in Karukinka Natural Park, Chile, South America

832-397960 - Bearded Vulture (Gypaetus barbatus), pair in flight, Pyrenees, Spain, Europe

832-397905 - African penguin (Spheniscus demersus), adult, pair, resting on beach, Boulders Beach, Simonstown, Western Cape, South Africa, Africa

832-397919 - Cape Mountain Zebra (Equus zebra zebra), adult, pair, foraging, Mountain Zebra National Park, Eastern Cape, South Africa, Africa

832-397685 - Two beach lounge chairs under tent on beach. Sihanoukville, Cambodia, Asia

832-397906 - African penguin (Spheniscus demersus), adult, pair, on the beach, copula, Boulders Beach, Simonstown, Western Cape, South Africa, Africa

860-291375 - Extraction of ice cube from the Lena river for use as drinking water by residents without access to running water, Yakutsk, Republic of Sakha, Russia

860-291048 - Two young ibex (Capra ibex) fighting in the grass up on the mountain, Slovakia

860-291216 - Two bald eagles (Haliaeetus leucocephalus) are sitting on a tree

860-291364 - Couple of wolfs (Canis Lupus) on snow, captive, Sumava National Park, Bohemian Forest, Czech Republic, Europe

860-291171 - Female chimpanzee (Pan troglodytes) with a babies on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291266 - American Bison (Bison bison) in snow in winter, Yellowstone National park, USA

860-291111 - Two giraffes (Giraffa camelopardalis tippelskirchi) are fighting each other in the savannah. Kenya. Tanzania. Eastern Africa.

860-291385 - Young Common eland (Tragelaphus oryx) with Speckled hyena (Crocuta crocuta), in the savanna, Masai Mara National Reserve, National park, Kenya, East Africa, Africa

860-291328 - South African Oryx (Oryx gazella) running in morning light dust in Kgalagadi transfrontier park, South Africa

860-291088 - Zebra (Equus quagga) with a baby in the dust against the setting sun. Kenya. Tanzania. National Park. Serengeti. Maasai Mara.

860-291202 - Two lionesses (Panthera leo) are lying on a big tree. Close-up. Uganda. East Africa.

860-291268 - Iberian ibex (Capra pyrenaica) males fighting on rock, Guadarrama National Park, Spain

860-291104 - Female giraffe (Giraffa camelopardalis tippelskirchi) with a baby in the savannah. Kenya. Tanzania. East Africa.

860-291391 - Topi (Damaliscus korrigum), in the savannah, mother and new born, Masai Mara National Reserve, National Park, Kenya, East Africa, Africa

860-291110 - Two giraffes (Giraffa camelopardalis tippelskirchi) are fighting each other in the savannah. Kenya. Tanzania. Eastern Africa.

860-291092 - Two zebras (Equus quagga) against the background of flamingos. Ngorongoro Crater. Tanzania.

860-291198 - Green Honeycreeper (Chlorophanes spiza) confronting a Saffron-crowned Tanager (Tangara xanthocephala), Colombia

860-291274 - Red-billed Oxpeckers (Buphagus erythrorhynchus) is sitting on the giraffe's skin. Serengeti National Park. Kenya. Tanzania.

860-291163 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291157 - Galapagos land iguanas (Conolophus subcristatus) mating. Galapagos Islands. Pacific Ocean. Ecuador..

860-291075 - Two elephants (Loxodonta africana) in Savannah. Shooting from a hot air balloon. Africa. Kenya. Tanzania. Serengeti. Maasai Mara.

860-291384 - Badger (Meles meles )Female and cub on the side of an oak tree, England

860-291074 - Two White rhinoceros (Ceratotherium simum) in Nakuru National Park. Africa. Kenya.

860-291230 - Mare with her foal. White Camargue horse. Parc naturel regional de Camargue. France. Provence.

860-291323 - Eyestripe surgeonfish (Acanthurus dussumieri) couple in the clear, turquoise waters of Mayotte's lagoon.

860-291395 - Eastern grey kangaroo (Macropus giganteus), mother with joey (small, young not weaned kid kangaroo). Australia, Victoria

860-291353 - Spotted hyena or laughing hyena (Crocuta crocuta). Kruger National Park. Mpumalanga. South Africa.

860-291108 - Two giraffes (Giraffa camelopardalis tippelskirchi) are fighting each other in the savannah. Kenya. Tanzania. Eastern Africa.

860-291145 - Two marine iguanas (Amblyrhynchus cristatus) are sitting on the rocks against the backdrop of the surf. Galapagos Islands. Pacific Ocean. Ecuador.

860-291322 - Eyestripe surgeonfish (Acanthurus dussumieri) in the clear, turquoise waters of Mayotte's lagoon in front of the maji island.

860-291121 - Plains zebra, or common zebra, prev. Burchell's zebra. (Equus quagga prev. Equus burchellii) mare and foal. Eastern Cape. South Africa

860-291109 - Two giraffes (Giraffa camelopardalis tippelskirchi) are fighting each other in the savannah. Kenya. Tanzania. Eastern Africa.

860-291072 - Two White rhinoceros (Ceratotherium simum) are fighting with each other. Kenya. Nakuru National Park. Africa.

860-291168 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291357 - African wild dog, African painted dog, painted wolf or African hunting dog (Lycaon pictus). Mpumalanga. South Africa.

860-291064 - Mother cheetah (Acinonyx jubatus) and her cub in the savannah. Kenya. Tanzania. Africa. National Park. Serengeti. Maasai Mara.

860-291114 - Two Alaska Peninsula brown bear (Ursus arctos horribilis) cubs are going along the path next to each other. USA. Alaska. Katmai National Park.

860-291107 - Female giraffe (Giraffa camelopardalis tippelskirchi) with a baby in savannah. Kenya. Tanzania. East Africa.

860-291148 - Two giant turtles (Chelonoidis elephantopus) mating. Galapagos Islands. Pacific Ocean. Ecuador.

860-291285 - Eurasian Lynx (Lynx lynx), pair in forest in winter, Bavaria, Germany

860-291166 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291061 - Cheetah (Acinonyx jubatus) cubs are playing with each other in the savannah. Kenya. Tanzania. Africa. National Park. Serengeti. Maasai Mara.

860-291174 - Female chimpanzee (Pan troglodytes) with a baby on mangrove trees. Republic of the Congo. Conkouati-Douli Reserve.

860-291237 - Lowland gorillas (Gorilla gorilla gorilla) in the wild. Republic of the Congo

860-291106 - Female giraffe (Giraffa camelopardalis tippelskirchi) with a baby in savannah. Kenya. Tanzania. East Africa.

860-291225 - Three Bee-eaters (Merops orientalis) on a twig. Very graphic birds and clean background. Sri Lanka. Yala National Park [dump] =>

860-291276 - Mother elephant (Loxodonta africana) with a baby in the savannah. Serengeti National Park. Tanzania.

860-291200 - Muskox or Muskoxen (Ovibos moschatus) bulls fighting in deep snow during winter. Bardu, Polar Park, Norway, Scandinavia, Europe

860-291151 - Magnificent frigatebird (Fregata magnificens) is sitting on a nest. Galapagos Islands. Birds. Ecuador.

860-291073 - Two White rhinoceros (Ceratotherium simum) are fighting with each other. Kenya. Nakuru National Park. Africa.

860-291067 - Mother cheetah (Acinonyx jubatus) and her cub in the savannah. Kenya. Tanzania. Africa. National Park. Serengeti. Maasai Mara.

860-291158 - Galapagos land iguanas (Conolophus subcristatus) mating. Galapagos Islands. Pacific Ocean. Ecuador..

860-291390 - Topi (Damaliscus korrigum), in the savannah, mother and new born, Masai Mara National Reserve, National Park, Kenya, East Africa, Africa

860-291071 - Two elephants (Loxodonta africana) in Savannah. Africa. Kenya. Tanzania. Serengeti. Maasai Mara.

860-291359 - Spotted hyena or laughing hyena (Crocuta crocuta) cub with its mother. Cubs are born dark brown and when they are 2 - 3 month old, change to the adult coloration. Mpumalanga. South Africa.

860-291287 - Eurasian Lynx (Lynx lynx), mating in forest in winter, Bavaria, Germany