13829683 - A smooth hammerhead shark (Sphyrna zygaena), swims under the surface in open ocean, breaking the water with its dorsal fin, Sea of Cortez, Mexico13829462 - A split shot of the basking shark (cetorhinus maximus) with dorsal fin protruding from the water with moody clouds in the background.13829692 - Shortfin Mako Shark (Isurus oxyrinchus) swimming under the surface in open water, breaking the water with the dorsal fin, Baja California, Mexico.71442279 - Drake Passage or Drake Strait between Argentina and Antarctica; Dorsal fin of a humpback whale13778256 - The Stonefish (Synanceia verrucosa) is one of the most dangerous creatures on tropical reefs. This species is capable of inflicting a painful, heart-stopping wound with it's venomous dorsal spines; Yap, Micronesia14272105 - Adult fin whale (Balaenoptera physalus), dorsal fin detail surfacing off Newport Beach, California, United States of America, North America71384975 - Twin Dorsal Fins, Feeding Humpback Whales (Megaptera novaeangliae), Monterey Bay National Marine Reserve, Pacific Ocean, California71384980 - Twin dorsal fins of make Transiant Killer Whales (Orca orcinus) hunting in Monterey Bay, Monterey Bay National Marine Refuge, California71384978 - Tall dorsal fin of male Transiant Killer Whale (Orca orcinus) in Monterey Bay, Monterey Bay National Marine Refuge, California71384805 - Humpback Whale (Megaptera novaeangliae) dorsal fin and star bursts, Maui, Hawaii70329800 - Chestnut tree above La Matanza at Cumbre Dorsal, Tenerife, Canary Islands, Spain71126354 - Portrait of a Lei Triggerfish Sufflamen bursa with errect spiny dorsal fin taken while scuba diving the Kona coast, Kona, Island of Hawaii, Hawaii, United States of America70356341 - transient orca or killer whale, Orcinus orca, male dorsal fin - killer whale sightings in Hawaiian waters are extremely rare, Kona Coast, Big Island, Hawaii, USA, Pacific Ocean71043235 - Dorsal fins at the surface, telltale signs of the giant basking shark (Cetorhinus maximus), Coll, Inner Hebrides, Scotland, United Kingdom, Europe71100200 - 'An adult Indo-Pacific sailfish, Istiophorus platypterus, with flared dorsal ''sail'', Carter Reef, Great Barrier Reef, Queensland, Australia.'70643177 - A group of 6 to 8 Orca Orcinus orca which attacked and killed a white-beaked dolphin at 748 11 31 N and 168 03 48 E off the continental shelf southwest of Bear Island Bj¯rn¯ya in the Barents Sea, Norway Shown here is the detail of the adult bull dorsal f70356340 - transient orca or killer whale, Orcinus orca, male dorsal fin - killer whale sightings in Hawaiian waters are extremely rare, Kona Coast, Big Island, Hawaii, USA, Pacific Ocean71124953 - A sailfish swims near the surface in blue water with dorsal fin relaxed.71030874 - Green iguana (iguana iguana), dorsal crest in profile, descends palm tree trunk, Orient Beach, St. Martin (St. Maarten), West Indies, Caribbean, Central America
