But consultation is not the end all and be all of the treatment, adherence to the therapeutic regimen is of utmost importance. Unlike other apes, orangutans tend to be more solitary. About the only time they encounter the other person is the place mating or sharing a fruiting tree. They spend roughly 90 percent of time in trees. They walk on all fours when on the ground and unlike the African apes, they use their palms or fists as an alternative to their knuckles. Males will move through the forest making loud howling calls, that may be heard 1.2 miles away, to make certain they stay out of each other's way. They are active in the daytime and at night, they'll build a nest by bending branches in to a platform so they can sleep on within the trees. To protect themselves in the rain and sun they are going to create a shelter from leafy branches, and they are even proven to use large leaves as umbrellas or ponchos. This gland usually concerning the size a pea. It is located in the brain's base just below the hypothalamus. It is considered the king of the endocrine system. This 'master gland", as it is known, produces hormones that handle controlling a great many other endocrine glands. Seasonal changes, emotions and a number of other facts influence the secretion and output of pituitary hormones. This is done with the brain sensing information and so the hypothalamus providing these details on the pituitary. The pituitary is two parts: the posterior lobe along with the anterior lobe. The anterior lobe regulates adrenal, thyroid and reproductive gland activity. It also creates a various hormones, such as prolactin, corticotropin, growth hormones and thyrotropin. Endorphins are also secreted by this gland, and yes it controls a female's menstrual period and ovulation. The posterior lobe releases the antidiuretic hormone and this is responsible for controlling water balance by the body processes. It also produces oxytocin, which is responsible for stimulating contractions during childbirth.