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Unformatted text preview: • A species moves out of its home range and takes up residence in a new place. • No natural enemies or controls. • Can out-complete native species. Kudzu in Georgia • Imported for erosion control. • No natural herbivores, pathogens, or competitors • Grows over landscapes and cannot be dug up or burned out. • May turn out to have some commercial use. Rabbits in Australia • Rabbits were introduced for food and sport hunting • Without predators, their numbers soared. • Attempts at control using fences or viruses have thus far been unsuccessful. Exotic Species: No natural enemies or controls (Giant African Snails seized from schools, rosy wolf snail, water hyacinth)...
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- Spring '08
- Biology, Prey Defenses, Monarch Caterpillar