High blood pressure symptoms, signs and risks. High blood pressure, or hypertension, doesnât usually cause any obvious symptoms. The British Heart Foundation estimates that up to 5 million people in the UK have undiagnosed high blood pressure. Left untreated, hypertension can lead to serious diseases, including stroke, heart disease, kidney failure and eye problems.
Quick Answer. The northern ringneck snake is a bluish-black snake that grows to approximately 2 feet in length and lives throughout a sizable portion of North America. The morphology of the ringneck snake varies slightly in terms of coloration, with olive and brown varieties living in certain areas. Continue Reading.
Mainland reticulated pythons (Python reticulatus reticulatus) are one of the worldâs largest snakes, with exceptional examples being recorded at 32 feet long and weighing in at 350 pounds. These specimens are exceptional and very rare, with the average adult size staying between 10 to 20 feet long.