... Predators are known to include alligators, indigo snakes, king-snakes, largemouth bass, and blue herons; there are probably numerous others... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...In seeking protection from predators or from the weather, cottontails move farther in winter than in summer...
Donald W. Janes 「Home Range and Movements of the Eastern Cottontail in Kansas」
...Paths or runways are used by cottontails escaping from predators in dense vegetation along fence lines, in thickets, or brush piles, or in snow that is eight or more inches deep...
Donald W. Janes 「Home Range and Movements of the Eastern Cottontail in Kansas」
...Charles Schweder has never known a Caribou tokill one of these predators in defending itself...
Francis Harper 「The Barren Ground Caribou of Keewatin」
...At least two nests on the Lavallette Marsh were destroyed by predators in the course of the breeding season of 1955...
Glen E. Woolfenden 「Comparative Breeding Behavior of Ammospiza caudacuta and A. maritima」
...The snakes which were potential predators on the rats seemed to bemerely utilizing the shelter in these instances, but they may have beenlying in wait for prey there...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...The coyote andmountain lion are the only sizeable predators that remain...
Sydney Anderson 「Mammals of Mesa Verde National Park, Colorado」
...One of the predators most commonly chosenfor investigating the selective effect upon prey isthe wolf (Canis lupus)...
L. David Mech 「Ecological Studies of the Timber Wolf in Northeastern Minnesota」
...Carcasses of opossumswhich had fallen victim to predators were found on a fewoccasions and in some instances clues as to the identity of the predatorwere obtained...
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...Finally, trees mayoffer safety from predators, and a source of food that probably isthe winter staple of this species...
Charles L. Douglas 「Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado」
...The avoidance of interspecific competition in feeding is well illustrated by three species of snakes that probably are the primary ophidian predators on frogs...
William E. Duellman 「Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala」
...Fire, freezing, molestation by predators, and trampling by cattleor native ungulates are only a few natural sources of injury towhich box turtles have always been exposed...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Causes of amputationare discussed in the section on predators...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Few first-hand observations on predators of T...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...ornata, since they occasionally molest small juveniles,must be considered in the category of predators...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Repellant odor may have a protective value inyoung box turtles but it is unlikely that larger predators would befrightened away or even discouraged by odor alone...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Box turtles are subject to injury from natural causes that includefire, cold, molestation by predators, and trampling by cattle...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Few natural enemies other than man are known; however mostwild carnivores as well as opossums, large birds, and domesticdogs and cats are suspect as predators...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Although the musk is probablydistasteful to predators, repellent odor alone seems to be ofdoubtful value as a defense mechanism...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
ランダム例文：
penetrating gulping integrity
便利！手書き漢字入力検索
この漢字は何でしょう？？