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16 Cards in this Set
- Front
- Back
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predator |
-brief relationship with prey -multipel prey -kills prey |
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parasites |
lasting relationgship with host -usually one/few host -does not killhost |
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parasitoid |
An organism that positively benefits from a lasting relationship with a host that is negatively affected , and then killed and consumed Like parasites -lasting reationship with host -only one host like predators -kills host |
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which insects make up the bulk of parasitoids |
flies and parasitic wasps |
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how do endoparasitoids breath within the host |
1. respration 2. excretion 3. immune rresponse 4. competition |
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how do endoparasitoids excrete |
No exretion in host, Meconium |
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what is the hosts primary immune defense against parasitoids |
Encapsulation and melanization |
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how do paraistoids overcome this immune defense |
avoidance suppression |
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idiobiont |
the host is paaralyzed and development is terminated |
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koinobiont |
the host continues to develop until it is consumed |
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solitary parasitoid |
single larva develops within a host |
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Gregarious parasitiod |
multiple larvae develop within a host |
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Four types of gregarious parsitoid |
1. multiple parasitism 2. superparasitism 3. hyperparasitism 4. polyembryony |
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Multiple parasitism |
a single host is attaced by multiple parasitoid species |
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superparasitism |
a single host is attacked by multiple parasitoids of the same species |
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Hyperparasitism |
a parasitoid that parasitizes another parasitoidd |
