860-291899 - False Clown Anemonefish (Amphiprion ocellaris) in Magnificent Sea Anemone (Heteractis magnifica), Tiga Batu dive site, Bangka Island, north Sulawesi, Indonesia, Pacific Ocean

832-401337 - Symbiotic behaviour Symbiosis of jewel perch vermillion seabass (Cephalopholis miniata) lies at cleaning stationwith mouth wide open showing teeth rows of teeth motionless in coral reef lets cleaner wrasse bluestreak cleaner wrasse (Labroides dimidiatus) rid itself of parasites, Indian Ocean, Mascarene Islands, Mauritius, Africa

832-401334 - Symbiotic behaviour Symbiosis of giant moray (Gymnothorax javanicus) with open mouth looks directly at observer lets cleaner wrasse bluestreak cleaner wrasse (Labroides dimidiatus) rid itself of parasites, Indian Ocean, Mascarene Islands, Mauritius, Africa

832-401277 - Portrait of Sea Cow (Dugong dugon) eating algae on seagrass meadow. Dugong accompanied by school of Golden trevally (Gnathanodon speciosus) fish feeding Smooth ribbon seagrass, Red sea, Egypt, Africa

832-401275 - Sea Cow (Dugong dugon) or Dugong with Remorafish on its belly swims up to surface in blue water, school of Golden Trevally (Gnathanodon speciosus) fish accompany it, Bottom view, Red sea, Egypt, Africa

832-401274 - Close up of Sea Cow (Dugong dugon) or Dugong accompanied by school of Golden trevally (Gnathanodon speciosus) fish feeding Smooth ribbon seagrass, Red sea, Egypt, Africa

832-401273 - Frontal portrait of Sea Cow (Dugong dugon) or Dugong accompanied by school of Golden trevally (Gnathanodon speciosus) fish feeding Smooth ribbon seagrass, Red sea, Egypt, Africa

860-291601 - Yellowtail clownfish (Amphiprion nigripes) protecting itself in its anemone. symbiosis, mutualism. Maldiva's Islands, Indian Ocean.

860-291586 - Clark's Anemonefish (Amphiprion clarkii) in Magnificent Sea Anemone (Heteractis magnifica), Laha dive site, Ambon, Maluku, Indonesia, Banda Sea

860-291530 - Clownfish with its sea anemone, Raja-Ampat, Indonesia

860-291528 - Clownfish with its sea anemone, Raja-Ampat, Indonesia

860-291421 - 27-year-old female researcher working on nitrogen exchange between bacteria and the roots of legumes showing an example of a nodule of bacteria attached to the roots in the rainforest of the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

832-401054 - Yellow-edged moray (Gymnothorax flavimarginatus) at cleaning station with pacific cleaner shrimp (Lysmata amboinensis), Sodwana Bay National Park dive site, Maputaland Marine Reserve, KwaZulu Natal, South Africa, Africa

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

832-397126 - Group of camel shrimp (Rhynchocinetes durbanensis), Indian Ocean, Maldives, Asia

832-394116 - Dugong (Dugong dugon) grazing on seagrass meadow followed by Golden Trevally (Gnathanodon speciosus), Red Sea, Aqaba, Jordan, Asia

832-393791 - Close-up, head of a giant moray (Gymnothorax javanicus) opens mouth for two white-banded cleaner shrimps (Lysmata amboinensis), Pacific Ocean, Palau, Oceania

860-290061 - Porcelain crab (Neopetrolisthes oshimai) on its green anemone, Raja Ampat, Indonesia

832-393208 - Castor Bean Tick (Ixodes ricinus), tick on human skin, tick bite, removal by tick card

832-393207 - Castor Bean Tick (Ixodes ricinus), tick on human skin, tick bite

832-389679 - Vermillion seabass (Cephalopholis miniata) with cleaner shrimp (Urocaridella antonbruunii), Pacific, Indian Ocean, Red Sea

832-389681 - Star puffer (Arothron stellatus) and cleaner wrasse (Labroides dimidiatus), open mouth, Indo-Pacific Ocean

832-387962 - Ocellaris Clownfish (Amphiprion ocellaris) in Magnificent sea anemone (Heteractis magnifica), Great Barrier Reef, Coral Sea, Pacific Ocean, Australia, Oceania

832-387960 - Pilot Fish (Naucrates ductor) swimming in front of mouth, reef manta ray (Mobula alfredi) with curled up head fins, Great Barrier Reef, Coral Sea, Pacific Ocean, Australia, Oceania

832-387961 - Reef manta ray (Mobula alfredi), silhouette, swimming in blue water, back light, Great Barrier Reef, Coral Sea, Pacific Ocean, Australia, Oceania

832-387221 - West Indian manatee (Trichechus manatus), overgrown with moss, resting on the bottom, Grass perch, Green sunfish (Lepomis cyanellus) eats moss from manti, cleanerfish, Three Sisters Springs, Manti Sanctuary, Crystal River, Florida, USA, North America

832-382772 - Pine forest (Pinus), monoculture, morning mist, moss and lichen covered ground, Brandenburg, Germany, Europe

832-382773 - Pine forest (Pinus), monoculture, morning mist, moss and lichen covered ground, Brandenburg, Germany, Europe

832-379504 - Masai giraffe (Giraffa camelopardalis), young animal with red-billed oxpeckers (Buphagus erythrorhynchus) on its neck, Masai Mara National Reserve, Narok County, Kenya, Africa

860-283967 - White-banded Cleaner Shrimp on Grouper, New Caledonia

860-283968 - White-banded Cleaner Shrimp on Moray eel, New Caledonia

860-283389 - Magnus prawn Gobys with blind shrimp cleaning burrow, Fiji

860-282496 - Spinecheek anemonefish, Raja Ampat Indonesia

860-282487 - Magnificent anemone with Pink anemone fish-Bunaken Indonesia

860-282368 - Sicklefin Mobula with Remora, Azores

860-282499 - Pink anemonefish in bleached Anemone, Raja Ampat Indonesia

860-282497 - Spinecheek anemonefish, Raja Ampat Indonesia

860-282366 - Sicklefin Mobula with Remora, Azores

832-157159 - Chimerica, combination of the flags of economic powers China and America

832-157160 - Chimerica, combination of the flags of economic powers China and America

832-11794 - Sharksuckers, Echeneis naucrates, swimming with sea turtle, Red Sea.