The New Encyclopaedia Britannica, Volume 29Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 74
... insects . Strobane , a straw - coloured liquid made by the reaction of chlorine with a mixture of camphene and pinene , is an insecticide similar to toxaphene . Both are toxic to a wide variety of insects and are especially useful in ...
... insects . Strobane , a straw - coloured liquid made by the reaction of chlorine with a mixture of camphene and pinene , is an insecticide similar to toxaphene . Both are toxic to a wide variety of insects and are especially useful in ...
Page 383
... insect of the family Ochteridae ( order Heteroptera ) , which num- bers about 25 species . These insects resemble tiny toads , are about 4 or 5 millimetres ( al- most 0.2 inch ) long , and live near streams and ponds among plants . As ...
... insect of the family Ochteridae ( order Heteroptera ) , which num- bers about 25 species . These insects resemble tiny toads , are about 4 or 5 millimetres ( al- most 0.2 inch ) long , and live near streams and ponds among plants . As ...
Page 410
... insects , of- ten catching their prey in the membrane be- tween their hindlegs before seizing the insect with their teeth . The fish - eating bat ( Pizonyx ) and a few species of brown , or mouse - eared , bats ( Myotis ) prey on fish ...
... insects , of- ten catching their prey in the membrane be- tween their hindlegs before seizing the insect with their teeth . The fish - eating bat ( Pizonyx ) and a few species of brown , or mouse - eared , bats ( Myotis ) prey on fish ...
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