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Unformatted text preview: 3. victim rubs feces and trypanasoma into wound Xenodiagnosis of Chagas’ Disease: 1. laboratory kissing bug feed on patient 2. 10 days later: look for trypanasoma in kissing bug feces Aphids: 1. mouthparts (“beak”) swing down 2. plant feeders 3. membranous wings 4. major agricultural pests 5. have many predators 6. give birth to nymphs 7. plant defense=sticky hairs 8. usually wingless 9. overpopulation results in winged aphid Honeydew: a sweet sticky substance excreted by aphids. Honeydew production by Aphids: 1. aphids excrete excess liquid as honeydew 2. honeydew attracts ants 3. honeydew can cause fungal or bacterial growth on plant 4. honeydew may have been the Manna of the Bible Hemiptera Diversity: 1. bugs 2. aphids 3. scales 4. cicadas 5. spittlebugs Aphids: 1. piercing-sucking mouthparts 2. tended by ants for honeydew...
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- Spring '08
- Hemiptera, glands Assassin Bug, Hemiptera Hemi- half, arthropod vector Chagas, victim rubs feces