Swimming with jellyfish, a glowing ocean… and the most terrifying photograph of a penguin ever taken! National Geographic release their pictures of 2015 (3)

Glow-rious: While walking along the shore of Larak, Iran, Your Shot member Pooyan Shadpoor came across the luminous scene in the photo, saying that the 'magical lights of [the] plankton ... enchanted me so that I snapped the shot'