Mark Carwardine / Great white shark (Carcharodon carcharias) underwater, Guadalupe Island, Mexico (North Pacific)

David Fleetham / Tiny Whitespotted bamboo shark (Chiloscyllium plagiosum) formed inside egg casing, Philippines.

Mark Carwardine / Great white shark (Carcharodon carcharias) underwater, Guadalupe Island, Mexico (North Pacific)

Mark Carwardine / Tailfin of Great white shark (Carcharodon carcharias) underwater, Guadalupe Island, Mexico (North Pacific)

Doug Perrine / Copper sharks / Bronze whaler (Carcharhinus brachyurus) and Little eastern tuna {Euthynnus affinis} feeding on a baitball of Sardines / Pilchards (Sardinops sagax) during the annual Sardine Run off t...

Doug Perrine / Copper shark / Bronze whaler (Carcharhinus brachyurus) feeding on a baitball of Sardines / Pilchards (Sardinops sagax) during the annual Sardine Run off the east coast of South Africa at Mboyti, Trans...

Luis Quinta / Devil ray {Mobula tarapacana} with remora, Azores, Atlantic

Doug Perrine / Copper sharks / Bronze whaler (Carcharhinus brachyurus) feeding on a baitball of Sardines / Pilchards (Sardinops sagax) during the annual Sardine Run off the east coast of South Africa at Mboyti, Tran...

Doug Perrine / Pyjama shark / Striped catshark {Poroderma africanum} Cape of Good Hope, South Africa

David Fleetham / Undescribed species of Electric ray (Torpedo sp) can put out as much as 220 volts if disturbed, found only in Horseshoe Bay, off the island of Rinca in the Komodo National Park, Indonesia.

Franco Banfi / Devil ray (Mobula tarapacana) profile portrait, Princess Alice Bank, Pico Island, Azores, Portugal, Atlantic Ocean

Franco Banfi / Devil ray (Mobula tarapacana) viewed from below, Princess Alice Bank, Pico Island, Azores, Portugal, Atlantic Ocean