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Parasites by sammyc2007

VIEWS: 128 PAGES: 13

									L.0. 5 - Parasites
A parasite is an organism living in or on another living organism, obtaining from it part or all of its organic nutrient, commonly exhibiting some degree of adaptive structure modification, and causing some degree of real harm to the host.

Parasitic Relationships
• A. Ectoparasitism - usually macroparasities • B. Endoparasitism - usually microparasites • C. Social Parasites (or parasitism) - in which one organism is parasitically dependent on the social structure of another.

Botfly Parasitism on the Sharp-shinned Hawk

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Montane rainforest, Puerto Rico

Human Botfly larvae - an ectoparasite

Botflies
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Human botflies
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Brown-headed Cowbird

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Brown-headed Cowbird eggs in Chipping Sparrow nest

Plumbeous Vireo nest with cowbird egg

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Eastern Phoebe and Brownheaded Cowbird Egg

Avian Brood Parasitism
• 1. Adaptations for Brood Parasitism • 2. Adaptations against Brood Parasitism


								
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