May 2021 2 198 Report
Currently the only predators of Galapágos marine iguanas are Galapágos hawks. Iguana body size is not correlat?

Currently the only predators of Galapágos marine iguanas are Galapágos hawks. Iguana body size is not correlated with risk of hawk predation, although small iguanas can spring faster than large iguanas. If predators (i.e. cats) that preferably catch and eat slower iguanas are introduced to the island, iguana body size is likely to ______________ in the absence of other factors; the iguanas would then be under ___________ selection.

a. Stay the same; stabilizing

b. Increase; disruptive

c. Decrease; disruptive

d. Increase; directional

e. Decrease; directional

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