...Klauber (1956:1058;1079) cited predation on cottonmouths by a blue heron (Ardea herodias) and a largemouth bass (Micropterus salmoides)... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...They are more sluggish at this time and more vulnerable to predation than later in the season when temperatures are optimal...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...Young in the nest would seem to beespecially susceptible to predation by the pilot black snake...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...Nestling birds,either on the ground or in low trees, and young mice in nests that areaccessible, might tempt the rat to indulge in predation...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...When entire litters are lost at anearly age, to predation, or other causes, productivity is muchincreased, with perhaps only short intervals between pregnancies...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...In addition to known predation by mountain lions and coyoteson porcupines, the bobcat kills porcupines...
Sydney Anderson 「Mammals of Mesa Verde National Park, Colorado」
...(1969), based on a study of331 kills, that wolf predation on deer duringwinter shows a definite selection for older animals...
L. David Mech 「Ecological Studies of the Timber Wolf in Northeastern Minnesota」
...One possible explanationfor this is that females may normally beless vulnerable to wolf predation, for Kelsall(1969) has shown that they probably have alighter weight-load-on-track than males...
L. David Mech 「Ecological Studies of the Timber Wolf in Northeastern Minnesota」
...It is more difficult to explain how dentalabnormalities or pathological conditions of themandible (-) would predispose an individualto wolf predation...
L. David Mech 「Ecological Studies of the Timber Wolf in Northeastern Minnesota」
...Evidently, most deer can usuallyescape wolf predation...
L. David Mech 「Ecological Studies of the Timber Wolf in Northeastern Minnesota」
...Adult cottontailsseem to be secure from opossum predation under ordinary circumstances...
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...Of two species, the one producing the more young probablywould be subjected to more parasitism and predation than thespecies producing fewer young...
Charles L. Douglas 「Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado」
...Although predation by carnivores would be expected to be higheron P...
Charles L. Douglas 「Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado」
...ornata are availableand I have found little direct evidence of predation in thecourse of this study...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Turtles moving about sporadically in late autumn maybe quickly chilled by a sudden drop in temperature and thereforebe more susceptible to predation than at other times of the year...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...The newly metamorphosed young often are forcedto remain at a pond's edge for many days, or even for weeks, bydrought and they must be subject to especially heavy predation byranid frogs...
Henry S. Fitch 「Field Study of Kansas Ant-Eating Frog」
...The salamanders were attracted by movements offlies, and ignored those that were completely quiet; predation wasoriented almost wholly on a visual basis...
Richard F. Johnston 「Natural History of the Salamander, Aneides hardii」
...Bryanof Erie indicated that channel catfish, when disturbed in the earlystages of guarding the eggs, either eat the eggs and abandon thenest or leave the nest exposed to predation by other animals...
James Everett Deacon 「Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas」
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