Todd Pusser / Dusky dolphin group bow-riding {Lagenorhynchus obscurus}, Kaikoura, New Zealand, Pacific

Todd Pusser / Dusky dolphin playing with kelp {Lagenorhynchus obscurus}, Kaikoura, New Zealand

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

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

Chris & Monique Fallows / Dusky dolphins (Lagenorhynchus obscurus) porpoising, Puerto Madryn, Peninsula Valdez, Argentina, December.

Chris & Monique Fallows / Dusky dolphins (Lagenorhynchus obscurus) porpoising, Puerto Madryn, Peninsula Valdez, Argentina, December.