Daniel J. Cox / Gray Wolf (Canis lupus) predating female Elk (Cervus elaphus) crossing river, Alum Creek, Yellowstone National Park, Wyoming, sequence 4 of 4
00585346
Daniel J. Cox / Gray Wolf (Canis lupus) killing female Elk (Cervus elaphus) crossing river, Alum Creek, Yellowstone National Park, Wyoming, sequence 3 of 4
00585345
Daniel J. Cox / Gray Wolf (Canis lupus) attacking female Elk (Cervus elaphus) crossing river, Alum Creek, Yellowstone National Park, Wyoming, sequence 2 of 4
00585344
Daniel J. Cox / Gray Wolf (Canis lupus) pair predating female Elk (Cervus elaphus) crossing river, Alum Creek, Yellowstone National Park, Wyoming, sequence 1 of 4
Ralph Pace / Silky Shark (Carcharhinus falciformis), Galapagos Shark (Carcharhinus galapagensis), Dusky Shark (Carcharhinus obscurus), and Black-tip Shark (Carcharhinus limbatus) group working with Yellowfin Tuna...
00581461
Ralph Pace / Silky Shark (Carcharhinus falciformis), Galapagos Shark (Carcharhinus galapagensis), Dusky Shark (Carcharhinus obscurus), and Black-tip Shark (Carcharhinus limbatus) group working with Yellowfin Tuna...
00576404
Graeme Guy/ BIA / African Lion (Panthera leo) female suffocating Blue Wildebeest (Connochaetes taurinus) prey, Masai Mara, Kenya
00573065
Tui De Roy / Brown Pelican (Pelecanus occidentalis) hunting baitfish, Urvina Bay, Isabela Island, Galapagos Islands, Ecuador
00571918
Paul Bertner / Assassin Bug (Acanthaspis sp) being attacked by ants, Gunung Leuser National Park, Sumatra, Indonesia