Gary Bell/ Oceanwide / Port Jackson Shark (Heterodontus portusjacksoni), Australia
00538590
Fred Bavendam / Crested Bullhead Shark (Heterodontus galeatus), New South Wales, Australia
00538589
Fred Bavendam / Port Jackson Shark (Heterodontus portusjacksoni) pair, New South Wales, Australia
00538593
Fred Bavendam / Crested Bullhead Shark (Heterodontus galeatus), New South Wales, Australia
00538592
Fred Bavendam / Crested Bullhead Shark (Heterodontus galeatus), New South Wales, Australia
00538591
Fred Bavendam / Crested Bullhead Shark (Heterodontus galeatus), New South Wales, Australia
00538586
Fred Bavendam / Horn Shark (Heterodontus francisci) young, California
01298969
Jeff Rotman / Close-up of mouth of Port Jackson Shark (Heterodontus philippi) Eastern Australia, Indian Ocean.
00437512
Fred Bavendam / Port Jackson Shark (Heterodontus portusjacksoni) spiral egg case, New South Wales, Australia
00427848
Mike Parry / Port Jackson Shark (Heterodontus portusjackson), Jervis Bay, Australia. Digitally enhanced
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Mike Parry / Port Jackson Shark (Heterodontus portusjacksoni) portrait underwater, side view, Jervis Bay, New South Wales, Australia
00150359
Fred Bavendam / Port Jackson Shark (Heterodontus portusjacksoni), Jervis Bay, New South Wales, Australia
00150358
Fred Bavendam / Crested Bullhead Shark (Heterodontus galeatus) male chewing on freshly laid egg case of Port Jackson Shark (Heterodontus portusjacksoni), Jervis Bay, New South Wales, Australia
00135527
Norbert Wu / Zebra Horn Shark (Heterodontus zebra), South Pacific
00135268
Norbert Wu / Horn Shark (Heterodontus francisci) hard egg case is screwed into rock crevices
00154175
Fred Bavendam / Port Jackson Shark (Heterodontus portusjacksoni) one swimming, New South Wales Australia
00154174
Fred Bavendam / Port Jackson Shark (Heterodontus portusjacksoni) pair, New South Wales, Australia
00084157
Flip Nicklin / Horn Shark (Heterodontus francisci) close-up of horn
00597496
Gary Bell/ Oceanwide / Port Jackson Shark (Heterodontus portusjacksoni), Port Phillip Bay, Mornington Peninsula, Victoria, Australia
00597381
Gary Bell/ Oceanwide / Port Jackson Shark (Heterodontus portusjacksoni) egg cases, Yorke Peninsula, South Australia, Australia
00594244
Ralph Pace / Horn Shark (Heterodontus francisci), San Diego, California
00569903
Pete Oxford / Galapagos Bullhead Shark (Heterodontus quoyi), Punta Moreno, Isabela Island, Galapagos Islands, Ecuador
00569902
Pete Oxford / Galapagos Bullhead Shark (Heterodontus quoyi), Punta Moreno, Isabela Island, Galapagos Islands, Ecuador
00538587
Fred Bavendam / Horn Shark (Heterodontus francisci), California
01716782
Tui De Roy / Galapagos bullhead shark (Heterodontus quoyi) resting in cold algal community at heart of Cromwell Current upwelling. Fernandina Island coast, Galapagos Islands, Ecuador. Pacific Ocean.
01716781
Tui De Roy / Galapagos bullhead shark (Heterodontus quoyi) resting in cold algal community at heart of Cromwell Current upwelling. Fernandina Island coast, Galapagos Islands, Ecuador. Pacific Ocean.
01716780
Tui De Roy / Galapagos bullhead shark (Heterodontus quoyi) resting in cold algal community at heart of Cromwell Current upwelling. Fernandina Island coast, Galapagos Islands, Ecuador. Pacific Ocean.
01645733
Shane Gross / Galapagos Bullhead Shark (Heterodontus quoyi) scavenging a dead fish, Tagus Cove, Isabela Island, Galapagos, Ecuador. December.
