Penned In Photograph by Brian Skerry, National Geographic The fast and powerful bluefin tuna is among the most overfished species on Earth. Here, bluefin in an undersea pen in the Mediterranean are fattened for the booming sushi market. These fish were taken from the wild, reducing the potential breeding population.
I exist. It is soft, so soft, so slow. And light: it seems as though it suspends in the air. It moves. Photographs by Nicholas Alan Cope