A pair of Humpback Whale tails as they dive beneath the surface, Lynn Canal, Inside Passage, Southeast Alaska PacificStock
A Swallowtail Butterfly seeks nectar from a butterfly bush; Astoria, Oregon, United States of America PacificStock
School of Grey reef sharks (Carcharhinus amblyrhynchos) at the surface of the water off the island of Yap; Yap, Micronesia PacificStock