Pete Oxford / Brain Coral (Diploria labyrinthiformis), Banco Chinchorro, Yucatan Peninsula, Mexico

Kevin Schafer / Galapagos Sea Lion (Zalophus wollebaeki) pups playing, Espanola Island, Galapagos Islands, Ecuador

Todd Mintz / Galapagos sealion underwater (Zalophus californianus wollebaeki) Galapagos Islands, Pacific Ocean, November

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female and pup nuzzling, Galapagos Islands, Ecuador

Andy Rouse / Galapagos sealion (Zalophus californianus wollebaeki) swimming underwater, upside down, Galapagos

Tim Laman / Galapagos sea lion (Zalophus californianus wollebaeki) bull in the water. Champion Islet off Floreana (Charles) Island, Galapagos Islands.

Patrick Morris / Galapagos sealion {Zalophus californianus wollebake} Santa Fe Is, Galapagos

Pete Oxford / Galapagos sealions (Zalophus californianus wollebaeki) Mother and pup, Espaola / Hood Is, Galapagos

Pete Oxford / Galapagos sealions (Zalophus californianus wollebaeki) playing in shallow water, Gardner Bay, Española / Hood Is, Galapagos

Pete Oxford / Galapagos sealion (Zalophus californianus wollebaeki) sunning on rock, Cerro Brujo, San Cristobal Is, Galapagos

Pete Oxford / Galapagos sealion (Zalophus californianus wollebaeki) on beach Gardner Bay, Española / Hood Is, Galapagos America

Pete Oxford / Galapagos sealion (Zalophus californianus wollebaeki) swimming / diving underwater, Isabela Is, Galapagos

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) females socializing, Punta Espinosa, Fernandina Island, Galapagos Islands, Ecuador

Hiroya Minakuchi / Galapagos Sea Lion (Zalophus wollebaeki) silhouetted by surface sunlight, Galapagos Islands, Ecuador

Konrad Wothe / Galapagos Sea Lion (Zalophus wollebaeki) on rock with ocean waves in background, Galapagos Islands, Ecuador

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) playing with schooling Black-striped Salema (Xenocys jessiae), 30 feet deep, Galapagos Islands, Ecuador

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) several youngsters playing in cave, Galapagos Islands, Ecuador

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) underwater, Galapagos Islands, Ecuador

Chris Newbert / Galapagos Sea Lion (Zalophus wollebaeki) playing in a school of Black-striped Salema (Xenocys jessiae) 20 feet deep, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Sea Lion (Zalophus wollebaeki) group basking on beach, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Sea Lion (Zalophus wollebaeki) pair nuzzling, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Sea Lion (Zalophus wollebaeki) pair resting on beach, Galapagos Islands, Ecuador

Michio Hoshino / Galapagos Sea Lion (Zalophus wollebaeki) trio resting on a beach, Galapagos Islands, Ecuador

Tui De Roy / Greater Flamingo (Phoenicopterus ruber) group and Galapagos Sea Lion (Zalophus wollebaeki) sharing Salt Pond, Rabida Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup cavorting in undersea cave, Seymour Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) two playful pups covered in sand, Mosquera Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) checking out tourist, Mosquera Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group photographed by tourists, Gardner Bay, Hood Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) newborn pup nursing, Cape Douglas, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup searching for mother among hostile cows, Punta Espinoza, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pups, Mosquera Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pair sunning in tide pool, Punta Espinoza, Fernandina Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) cow cooling off, Punta Espinoza, Fernandina Island, Galapagos Islands, Ecuador

Mitsuaki Iwago / Galapagos Sea Lion (Zalophus wollebaeki) group playing underwater, Galapagos Islands, Ecuador

Mitsuaki Iwago / Galapagos Sea Lion (Zalophus wollebaeki) group playing underwater, Galapagos Islands, Ecuador

Larry Minden / Galapagos Sea Lion (Zalophus wollebaeki) sunning, Galapagos Islands, Ecuador

Georgette Douwma / Galapagos sealion underwater (Zalophus californianus wollebacki)

Pete Oxford / Galapagos sealion (Zalophua californianus). Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sealion {Zalophus californianus wollebake} bull swimming, Galapagos Islands, Espanola Island, Ecuador

Jeff Rotman / Bull Galapagos sealion portrait (Zalophus californianus)

Kevin Schafer / Galapagos Sea Lion (Zalophus wollebaeki) mother and pup nuzzling, Galapagos Islands, Ecuador

Kevin Schafer / Galapagos Sea Lion (Zalophus wollebaeki) begging at fish market, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Kevin Schafer / Galapagos Sea Lion (Zalophus wollebaeki) begging at fish market, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Kevin Schafer / Galapagos Sea Lion (Zalophus wollebaeki) pup nuzzling mother, Santiago Island, Galapagos Islands, Ecuador

Steve Gettle / Galapagos Sea Lion (Zalophus wollebaeki) pup, Galapagos Islands, Ecuador

Steve Gettle / Galapagos Sea Lion (Zalophus wollebaeki) group on rocks, Galapagos Islands, Ecuador

Steve Gettle / Galapagos Sea Lion (Zalophus wollebaeki) basking, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) females on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female and pup, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) mother and pup running up beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) mother playing with pups, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pups playing, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female basking with Bumblebee (Bombus sp) nearby, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup on rock with Sally Lightfoot Crabs (Grapsus grapsus), Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female with nursing pup, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) covered in sand, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pair on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) basking on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) basking on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) basking on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female basking on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup calling, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) scratching itself, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) mother and pup nuzzling, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki), Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) females and pup resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group resting on beach, Galapagos Islands, Ecuador

John Abbott / Galapagos sealion (Zalophus californianus wollebaeki / Zalophus wollebaeki) resting on rock, Plazas Island, Galapagos

John Abbott / Head of Galapagos sealion (Zalophus californianus wollebaeki / Zalophus wollebaeki) resting on rock, Plazas Island, Galapagos

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) and tourist boats in the harbor, San Cristobal Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) pups, Fernandina Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) pup, Isabella Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) and pup, Isabella Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) on cooled lava, Floreana Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) and Brown Pelicans (Pelecanus occidentalis) being fed fish guts from fisherman in market, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) and Brown Pelicans (Pelecanus occidentalis) being fed fish guts from fisherman in market, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) being fed fish guts from fisherman in market, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) being photographed by tourist, Gardner Bay, Espanola Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) group and tourists, Gardner Bay, Espanola Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) group on beach, Gardner Bay, Espanola Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) group on beach, Gardner Bay, Espanola Island, Galapagos Islands, Ecuador

Pete Oxford / Galapagos Sea Lion (Zalophus wollebaeki) group and tourists, Gardner Bay, Espanola Island, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pair cooling off in waves, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) basking on beach, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) cooling off in waves, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) newborn pup, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) yearling pup suckling, Galapagos Islands, Ecuador

Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) female and pup sleeping together, Galapagos Islands, Ecuador