Dusky dolphin  (Lagenorhynchus obscurus)

Dusky dolphin swiming underwater

© Todd Pusser / naturepl.com

Dusky dolphins swimming underwater

© Tony Heald / naturepl.com

Dusky dolphins underwater

© Michael Patrick O'Neill / www.nhpa.co.uk

Dusky dolphins swimming underwater

© Ingrid N. Visser / Auscape International

Dusky dolphin leaping

© Todd Pusser / naturepl.com

Dusky dolphin leaping

© Barbara Todd / naturepl.com

Dusky dolphin leaping

© S Leatherwood / Earthviews / www.flpa-images.co.uk

Dusky dolphin leaping

© Tim Edwards / naturepl.com

Dusky dolphins surface profile

© Todd Pusser / naturepl.com

Dusky dolphin pod swimming at surface

© Todd Pusser / naturepl.com

Dusky dolphins in rough seas

© D. Parer & E. Parer-Cook / Auscape International

Dusky dolphin's head being cut off by hunter

© Mark Carwardine / www.nhpa.co.uk