Hourglass dolphin  (Lagenorhynchus cruciger)

Hourglass dolphin porpoising
Hourglass dolphin porpoising
© Roger Tidman / www.flpa-images.co.uk		 Porpoising hourglass dolphin
Porpoising hourglass dolphin
© Malcolm Schuyl / www.flpa-images.co.uk		 Hourglass dolphins porpoising
Hourglass dolphins porpoising
© Rick Tomlinson / naturepl.com
Hourglass dolphins porpoising
Hourglass dolphins porpoising
© Robert L. Pitman / SeaPics.com