This page lists all content on our site that has been tagged with "Prey". You may find a variety of content here, from books, to exhibitions, to events. Image Gallery Adelie Penguins waiting for the melting of the snow so as to build their nests on the rocks beneath from Annual report of the Board of Regents of the Smithsonian Institution. Bald eagle from Zoological Society bulletin. The California Gray Whale (Rhachianectes glaucus) from The marine mammals of the north-western coast of North America, described and illustrated; together with an account of the American whale-fishery.