A bull moose stands in the middle of Denali Park Road, in Denali National Park and Preserve, with the mountains in the background in autumn; Alaska, United States of America PacificStock
CAPTIVE: Northern Pike swallows Rainbow Trout, Department of Fish & Game aquarium in Anchorage, Southcentral Alaska PacificStock
Barnacles and Blue Mussels cling to the rocks; Florence, Oregon, United States of America PacificStock
Marine iguana (Amblyrhynchus cristatus) sunbathing on black volcanic rocks; Galapagos Islands, Ecuador PacificStock
Hippo (Hippopotamus amphibius) peeking out from the Shire River, Liwonde National Park; Malawi PacificStock