BIO120H1 Lecture Notes - Lecture 11: Cane Toad, Invasive Species, Phenotypic Plasticity
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BIO120H1 Full Course Notes
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Document Summary
Lecture 11 - contemporary evolution and invasive species. Topics & concepts native, alien, biological invasion, invasive species, attributes of successful invasives, disturbance, crop mimicry, herbicide resistance, zebra mussels, purple loosestrife, common garden studies, local adaptation, crop mimicry, water hyacinth, kariba weed, biological control. Lantana camara invasions in india threaten tiger habitat. Lantana camara has a bad smell, the secondary chemicals -- repels mates. As a result, they moved to the more open area and it will be vulnerable to human hunting. Cane toad (bufo marinus) native to neotropics and introduced to puerto rico. & hawaii where it successfully controlled cane beetles devastating sugar cane crops. Later introduced to australia but not successful in reducing beetles and multiplied prolifically reducing biodiversity, especially reptiles. Introduction of the nile perch to african lakes has resulted in the extinction of endemic cichlid fish species. The battle to prevent asian carp" invading the great lakes.
