BIOL 290 Lecture Notes - Lecture 16: Mud Dauber, Gastrointestinal Tract, Commensalism

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12 Dec 2018
Department
Course
Interactions
Thursday, November 29, 2018
5:03 PM
Competition
Species 1: -
Species 2: -
Predator-Prey
+ (predator)
Prey -
Parasite-host
parasite +
Host -
Commensalism
+
0 host
Mutualism
+
+
Consumers:
1. Herbivores: consume primary producers
2. Predators: consumers of other consumers (size similar)
3. Parasitoids: only the larval stages are consumers of consumers (size
similar)
4. Parasites: consumers of other hosts; plants and animals; size much
smaller than host
Parasitoids
1. Mud dauber Wasps; females paralyze hosts and lay eggs in/ on the
them; wasp traps spiders; and babies eat the spider
Categories of parasites
Macroparasites: large, such as arthropods and worms
Microparasites: microscopic, such as protozoa, bacteria, and
viruses
Endoparasites: live within the host, in the alimentary canal, or
within cells or tissues (cordyceps and zombie ants)
o Ease of feeding
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