"The hound is running for his dinner, the rabbit is running for his life." - Aesop

Supplementary videos

Swarming locusts
Pearlfish and sea cucumber: a commensal relationship?
Ant farmers feed on aphid honeydew, drive off ladybug
Leaf cutter ants and mutualistic fungi
Hippos cleaned by mutualistic barbels
Cowbird brood parasitism: as seen from nestcam
Clownfish and Anemones: immune adaptation

Extra credit readings

• Extinction of the Rocky Mountain Locust Jeffery A. Lockwood 2004
• Parasite Infection May Benefit Multiple Sclerosis Patients ScienceDaily 1/18/07
• Magnificent anemone [Heteractis magnifica] wildsingapore Jan 09

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