Which of the following is (are) fixed action

pattern(s)?
a. A baby garter snake captures and eats a slug.
b. A chick’s gaping mouth induces a feeding
response in a parent bird
c. A European cuckoo hatchling pushes the host
bird’s egg out of the nest.
d. A male fruit fly waves his wings at a female fruit
fly during courtship.
e. All of these are fixed action patterns.


Answer: e

Biology & Microbiology

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