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Unformatted text preview: o Male moth is attracted to spider and caught Use Gas Chromotography/ Mass Spectrometry to identify chemicals… GC/MS Many Insects produce (or sequester) toxic chemicals for defense Aposematic-bright Coloration warns potential predators of chemical defense Monarch Butterfly: o Larvae feed on milkweed o Sequester toxic alkaloids o Larvae and adults are aposematic o Protected from predators Video: o Caterpillar eats toxic plant o Caterpillar and adult moth are aposematic o Spider rejects toxic Moth o Spider accepts “lab Moth” with no toxin o Birds learn to avoid Aposematic Moth** o Spiders do not learn to avoid Aposematic Moth** o Male Moth gives toxin to female moth o Female moth selects most toxic male moth** Eisner: “We should form a global alliance to protect the environment”...
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This note was uploaded on 09/21/2011 for the course ENTOMOLOGY 2010 taught by Professor Espelie during the Spring '11 term at UGA.
- Spring '11