Some peahens start laying fertile eggs after their first birthday. Peacocks take more time to become mature than the peahens. Usually it takes about 3 years to gain maturity of a peacock. After three years their tail also matures.
Patients with disorders such as Parkinson's disease, Alzheimer's disease or multiple sclerosis may use a neurologist as their principal care physician. In a consulting role, a neurologist will diagnose and treat a neurological disorder and then advise the primary care physician managing the patient's overall health.
Tell your neurologist about all of your medical conditions, including if you: 1  have or have had depression, mood problems or suicial thoughts or behavior. 2  have kidney problems. 3  are pregnant or planning to become pregnant. 4  are breast feeding.