Unlike in mammals, in birds the _______ is sensitive to light and may mediate entrainment of rhythms even after surgical removal of the eyes.
A) SCN
B) pituitary
C) pineal gland
D) thalamus

Question

Quizplus · Accepted Answer

The pineal gland in birds is sensitive to light and can mediate entrainment of rhythms even after surgical removal of the eyes. In mammals, this function is primarily carried out by the suprachiasmatic nucleus (SCN) in the brain. The pituitary gland and thalamus are not directly involved in circadian rhythms entrainment.

Unlike in Mammals, in Birds the _______ Is Sensitive to Light