A Species of Caterpillar Develops Toxic Spikes That Deter the Birds

question 20

Multiple Choice

A species of caterpillar develops toxic spikes that deter the birds that prey on it. Over time, the genetics of the bird population shifts so that an allele for a digestive enzyme that neutralizes the toxin becomes more common. This is an example of

• A) mimicry.
• B) coevolution.
• C) an invasive species.
• D) parasitism.
• E) mutualism.

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