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Insect Mouthparts

Though the mouthparts of arthropods all developed from the same basic form, different species have evolved unique structures adapted to suit various styles of feeding, such as chewing, lapping, and siphoning. For example, the mouthparts of aphids are suited to piercing plant tissue and sucking up the sap. Butterflies and moths have siphoning mouthparts that form a long proboscis which is coiled at rest but can be extended to suck nectar from flowers. What type of mouthparts do arachnids have? More... Discuss
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