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梨虎又称梨象鼻虫、梨果象甲、梨猴等。其成虫食害芽、叶片和果实。卵产在果实内,产卵孔外面有小黑点,咬伤果柄,造成大量落果,除为害梨外,也为害苹果和桃。梨虎的成虫,体长12—14毫米,头向前延伸似一象鼻。全体暗赤紫色,带有金属光泽,鞘翅上生有暗色细毛,密布成排的精刻点。它的卵、长约1毫米,椭圆形,乳白色,表面平滑。幼虫:老熟幼虫体长12毫米,体弯曲,无足,体上横皱甚多,生有软毛,乳黄色。它的蛹,体长8毫米左右,黄白色,尾部有大型褐色尾刺一对。
Pear Tiger, also known as pear weevil, pear fruit, such as a, pear and other monkeys. Its adults eat harmful buds, leaves and fruits. Oviproduced in the fruit, spawning holes outside the small black spots, bitten stalk, causing a large number of fruit drop, in addition to pear damage, but also against apple and peach. Adult pear tiger, body length 12-14 mm, the head extends like a nose. All dark red purple, with a metallic luster, dark-skinned hair on the elytrae, densely arranged rows of fine points. Its eggs, about 1 mm long, oval, milky white, smooth surface. Larvae: mature larvae body length 12 mm, body bent, lack of body lot of transverse wrinkles, born with fur, milk yellow. Its pupa, body length of about 8 mm, yellow-white, the tail has a large brown tail sting pair.