Describe animal which limits activity to period of dim light, Biology

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Which term is used to describe an animal which limits its activity to periods of dim light at dawn and dusk?

a) Diurnal (pron: die-ER-nal)

b) Vesperal (pron: VESS-per-al)

c) Crepuscular (pron: kri-PUSS-kyule-ar)

d) None of the above

ANSWER: B - CREPUSCULAR

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