...LYELL mentions the instanceof some snails in Italy which, when they hybernate, descend to thedepth of five feet and more below the surface... 
J. Emerson Tennent 「Sketches of the Natural History of Ceylon」
...They feed on small fish, which they capture bydarting down upon, and upon snails which theyget from the beach and ledges...
Chester A. Reed 「The Bird Book」
...Small fish, snails, insects...
John Albert Leach 「An Australian Bird Book」
...This bird is of great value, as it consumes large quantities ofpond snails, the necessary host of the early stages of the liverfluke...
John Albert Leach 「An Australian Bird Book」
...The Everglade Kite is found in marshes and aboutlakes and ponds hunting for its favorite food of large snails,which it extracts from their shells by means of its hookedbill...
Frank M. Chapman 「What Bird is That?」
...Insects, worms, and snails they will take with avidity...
Robert Jennings 「Sheep, Swine, and Poultry」
...The food of the Thrush during winter consists of worms, insects,and snails...
Rev. C. A. Johns 「British Birds in their Haunts」
...Land-animals, generally, produce young which areminiature copies of themselves, for example horses, dogs, and othermammals, snails and slugs, scorpions and earthworms...
Geo. H. Carpenter 「The Life-Story of Insects」
...I feed them on Snails,after partly removing the shell...
Jean Henri Fabre Alexander Teixeira de Mattos 「The Glow-Worm and Other Beetles」
...In this I instal a few Glow-worms anda provision of snails of a suitable size, neither too large nor toosmall, chiefly Helix variabilis...
J. H. Fabre 「The Wonders of Instinct」
...The present distribution of the different species oftrees on the area, supplemented by the data from snails, indicates theapproximate distribution of the two original climaxes...
Henry S. Fitch 「The Forest Habitat of the University of Kansas Natural History Reservation」
...But I like animal food much better, such as insects, worms, snails, bird's eggs, frogs, mice, and now and then I dine upon a snake when I can contrive to catch him...
George E. Waring 「The Squirrels and other animals」
...The principal food of the mink is fish, birds and their eggs, frogs, mice and small snails, and have had them partly eat muskrat while in my traps...
A. R. (Arthur Robert) Harding 「Mink Trapping」
...It feeds on insects, snails and worms...
Various 「Natural History in Anecdote」
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