...Thus far the protective work of the Audubon Association has beensuccessful... 
William T. Hornaday 「Our Vanishing Wild Life」
...But this is only because in many of the largerports, the protective laws are more or less operative and theoccupation of the plume hunter is carried on insecret ways...
William T. Hornaday 「Our Vanishing Wild Life」
...The gun clubs and the Downtrodden Hunters'and Anglers' Protective Associations will be quick to go after theirrepresentatives, and oppose the bill...
William T. Hornaday 「Our Vanishing Wild Life」
...Bad repeal bills must be fought untilthey are dead; and good protective bills must be supported until thebreath of life is breathed into them by the executive signature...
William T. Hornaday 「Our Vanishing Wild Life」
...One of the most interesting phases of the study of butterfliesis to learn how often they take advantage in theirlife-history of any peculiarity of the food plant which hasa protective value...
Clarence M. Weed 「Butterflies Worth Knowing」
...Very few butterflies have the distinction of showing aclear case of protective resemblance to one kind of plant inboth the adult and the larval stages...
Clarence M. Weed 「Butterflies Worth Knowing」
...As a protective device against larger enemies, including man, the venom may have some value; but this was probably unimportant in the evolution of the poison mechanism...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...They thus escapedetection, for the protective coloring of these birds and of theireggs is marvellous...
John Albert Leach 「An Australian Bird Book」
..."While the parent is giving us alesson in mother love and bird intelligence, her downy chicks areteaching us facts in protective colouration and heredity...
Neltje Blanchan 「Birds Every Child Should Know」
...Only the tiny hummingbird,who also uses lichen as a protective and decorative device, concealsher nest so successfully...
Neltje Blanchan 「Birds Every Child Should Know」
...These cases, further, throw light on the origin of protective mimicrywhere it does exist...
Douglas Dewar 「Birds of the Indian Hills」
...Wax: a ductile substance excreted by bees and otherinsects from glandular structures in various parts of the body,used in building cells or in forming a protective covering...
John. B. Smith 「Explanation of Terms Used in Entomology」
...At that moment alone, protective mimicry would be convenient...
J. Henri Fabre Alexander Teixeira de Mattos 「The Life of the Fly」
ランダム例文：
quicken tributaries reversals
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