Known as the master gland, the pituitary gland is behind the ... Sitting in the brain between its hypothalamus region and the pineal gland within the sphenoid bone (located towards the front ...

Zebrafish larvae without eyes or pineal glands can still respond to light using photopigments ... photoreceptors located in the hypothalamus and other brain areas, to increased swimming in response to ...

Tucked between the two hemispheres of the brain lies the pineal gland—an organ scarcely larger than a grain of rice, yet immensely influential in regulating physiological and psychological ...