Nature Picture Library offers the best nature photographs and footage from the world's finest photographers, to license for commercial and creative use. More than 700,000 images and video clips online, from tigers to turtles and elephants to sharks.
David Fleetham / Dorsal fin of Blacktip reef shark (Carcharhinus melanopterus) breaking water surface, at sunset, off island of Yap, Micronesia. Philippines sea, Pacific Ocean.
Neil Challis / Mudskipper (Periophthalmus) displaying with pectoral fin at the entrance to its hole, Southern Thailand, March.
Tony Wu / Crab-eye goby (Signigobius biocellatus), mimics crab with eye-spot markings on dorsal fins and back and forth movement. Loloata Island, Papua New Guinea.
Espen Bergersen / Gulls and Killer whales / orcas (Orcinus orca) feeding on herring. Kvaloya, Troms, Norway October