Flip Nicklin / Dusky Dolphin (Lagenorhynchus obscurus) jumping, Kaikoura, New Zealand

Flip Nicklin / Dusky Dolphin (Lagenorhynchus obscurus) trio surfacing, Kaikoura, New Zealand

Flip Nicklin / Dusky Dolphin (Lagenorhynchus obscurus) portrait

Todd Pusser / Killer whale {Orcinus orca} attacking Dusky dolphin Kaikoura New Zealand

TOM WALMSLEY / Dusky dolphin underwater {Lagenorhynchus obscurus} Kaikoura, New Zealand

Todd Pusser / Dusky dolphin surfacing {Lagenorhynchus obscurus}, Kaikoura, New Zealand, Pacific

Tony Heald / Dusky dolphins just below surface {Lagenorhynchus obscurus} False Bay, South Africa

Mark Carwardine / Dusky dolphin killed in dolphin hunt for sale in market, Peru {Lagenorhynchus obscurus}

Mark Carwardine / Dusky dolphin surfacing {Lagenorhynchus obscurus} Kaikoura, New Zealand

Mark Carwardine / Dusky dolphin breaching {Lagenorhynchus obscurus} Kaikoura, New Zealand

Mark Carwardine / Dusky dolphin breaching {Lagenorhynchus obscurus} Kaikoura, New Zealand

Brent Stephenson / Dusky dolphin (Lagenorhynchus obscurus) surfacing to take a breath, off Kaikoura, Canterbury, New Zealand.