例文・使い方で印象づける「frogs」の覚え方
スポンサーリンク... Icould hear him shaking his head and stamping the ground above thecroaking of the frogs by the Labongo... 
John Buchan 「Prester John」
...When cicadae, crickets, and frogs unite, their music may be heard at the distance of a quarter of a mile...
David Livingstone 「Missionary Travels and Researches in South Africa」
..." Our excellent host bade us a kindly adieu, with many auguries of success—during the last night the frogs had made a noise in the house...
Richard F. Burton 「Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2」
...The smell is, however, fetid and offensive, and hence toads areless exposed to the attacks of carnivorous animals and of birdsthan frogs, in which such glands do not exist...
J. Emerson Tennent 「Sketches of the Natural History of Ceylon」
...Its food consists chiefly of rats,mice and frogs, and sometimes, but not often,poultry...
Chester A. Reed 「The Bird Book」
...Besides grasshoppersand worms, they feed largelyupon animal matter such as lizards,shell fish, frogs, eggs and young ofbirds, and carrion...
Chester A. Reed 「The Bird Book」
...They are also less herbivorous in their diet,eating frogs, lizards, crabs and insects, as well as vegetables andfruit...
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
...Somewhat aquatic in its habits, living on frogs and crabs...
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
...I have occasionally offered tadpoles and frogs to cottonmouths, but only the frogs were accepted...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...most of the species of frogs, baby alligators, mice, rats, guinea pigs, young rabbits, birds, bats, squirrels, and lizards ...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
... Snails and frogs serve as intermediate hosts for various stages in the life cycle of these flukes...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...The high percentage of cottonmouths infested with flukes is indicative of the use of frogs as a major source of food...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...Fish, frogs, insects...
John Albert Leach 「An Australian Bird Book」
...Fish, frogs, yabbies, insects...
John Albert Leach 「An Australian Bird Book」
...A low-flying hunter of insects, snakes and frogs...
Frank M. Chapman 「What Bird is That?」
...Fish, frogs, crawfish, clams, eggs of birds, and turtles;water snails, wild fruits, such as grapes and berries, nuts, acorns,etc...
A. R. Harding 「Fur Farming」
...Besides fish, they also eat large numbers of frogs, which are easilysecured...
A. R. Harding 「Fur Farming」
...In our study we examined 4151 preserved frogs, 93 skeletal preparations,88 lots of tadpoles and young, and six lots of eggs...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
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