What Probably Explains Why Coastal and Inland Garter Snakes React

question 78

Multiple Choice

What probably explains why coastal and inland garter snakes react differently to banana slug prey?

• A)Ancestors of coastal snakes that could eat the abundant banana slugs had increased fitness.No such selection occurred inland,where banana slugs were absent.
• B)Banana slugs are camouflaged,and inland snakes,which have poorer vision than coastal snakes,are less able to see them.
• C)Garter snakes learn about prey from other garter snakes.Inland garter snakes have fewer types of prey because they are less social.
• D)Inland banana slugs are distasteful,so inland snakes learn to avoid them.Coastal banana slugs are palatable to garter snakes.
• E)Garter snakes learn to eat what their mothers eat.Coastal snake mothers happened to prefer slugs.

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