Predators and Parasites Lecture - PREDATORS PARASITES AS SELECTION AGENTS AS SELECTION AGENTS Parasites Hosts PARASITES AS SELECTIVE AGENTS PARASITES AS

Predators and Parasites Lecture - PREDATORS PARASITES AS...

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PREDATORS & PARASITES AS SELECTION AGENTS AS SELECTION AGENTS
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Parasites Hosts - + PARASITES AS SELECTIVE AGENTS
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PARASITES AS PARASITES AS SELECTIVE AGENTS SELECTIVE AGENTS A child eliminating A child eliminating nematode parasites, nematode parasites, ( ( Ascaris Ascaris ) worms, from ) worms, from his anus. his anus. 1.4 billion people 1.4 billion people carry this parasite in carry this parasite in their intestines. their intestines.
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Parasites make up the majority of Parasites make up the majority of species on earth! species on earth! Only 5,000 species of mammals but Only 5,000 species of mammals but 5,000 species of tapeworms alone 5,000 species of tapeworms alone 200,000 species of parasitic wasps 200,000 species of parasitic wasps 1.3 Billion people carry hookworms 1.3 Billion people carry hookworms 1 Billion people have whipworms 1 Billion people have whipworms 1 million people die of malaria each year 1 million people die of malaria each year There There s a parrot in Mexico with 30 species of mites s a parrot in Mexico with 30 species of mites living on its feathers alone. living on its feathers alone. Most common parasites: viruses, bacteria, worms Most common parasites: viruses, bacteria, worms
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How Do Parasites affect Hosts?
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  • Fall '14
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  • Evolution, Optimal foraging theory, Tsetse fly, African trypanosomiasis

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