...Although they do not have webbed feet, theyswim on or under water with the greatest of ease and rapidity, using theirwings as paddles... 
Chester A. Reed 「The Bird Book」
...The feet are five-toed, separate,not webbed like the moles; the snout is long and pointed and verymobile...
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
...There are also some special traps manufactured for these animals, having double jaws or webbed jaws, to prevent the animal gnawing off its foot...
Elmer Harry Kreps 「Science of Trapping」
...The webbed jaw and the double jaw traps are especially desirable for mink, as when caught in these traps, they cannot escape by gnawing off the foot...
Elmer Harry Kreps 「Science of Trapping」
...Though the feet are not webbed, several of these swamp-dwellersswim well...
John Albert Leach 「An Australian Bird Book」
...Bill long and curved down; its side with grooves; toes partly webbed...
Frank M. Chapman 「Color Key to North American Birds」
...Toes three, webbed at base; tarsus stout, with rounded scales; bill heavy, compressed,and said to be used for opening shells...
Frank M. Chapman 「Color Key to North American Birds」
...These webbed feet are theprincipal agents by which the birds propel themselves through the water,upon the surface of which most of them pass a great portion of theirtime...
Robert Jennings 「Sheep, Swine, and Poultry」
...It may be known by itspartially webbed feet...
Harry Thom Payne 「Game Birds and Game Fishes of the Pacific Coast」
...0); fourth toe approximatelyhalf webbed, other toes more than half webbed; edges of webs somewhatcrenulate; some subarticular tubercles divided; length of inner metatarsaltubercle (4...
Robert G Webb 「Some Reptiles and Amphibians from Korea」
...All specimens, except the one describedabove, have the fifth toe webbed to the base of the disc...
William E. Duellman 「A Review of the Middle American Tree Frogs of the Genus Ptychohyla」
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