marine life

<n>Namu</n>, the first orca photographed underwater, 1966. Photo by <n>Flip Schulke</n>.

A close-up of the tentacles of a <n>Pacific Octopus</n>.

A female humpback whale and her newborn calf. Video by <n>Danio Petrucci</n>.

A Marble jellyfish, <n>Lychnorhiza lucerna</n>, photographed by <n>Inês M. Duarte</n>.

A <n>Nautilus shell</n> photographed by <n>Tom Brakefield</n>.

A <n>Kurodangoiboumushi</n> sea slug photographed in the waters of Miyako-jima, Japan.

A <n>Leopard shark</n> at Ningaloo Reef, Australia. Photo by <n>Jake Wilton</n>.

Dusky dolphins in <n>Patagonia</n> by <n>William R. Curtsinger</n> for <n>The Marvels of Animal Behavior</n>, 1972.