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.
Ringneck Snake (Diadophis punctatus) Description: Ringneck snakes are small -- 10 - 15 in (25 - 38 cm) -- slender snakes that are generally grayish with a yellow or orange band around the back of the neck and a yellow or orange underside. Two subspecies are found in our region.
Size. With so many different species, there are snakes of many different sizes. The world's smallest snake, according to National Geographic, is the thread snake, which grows to only about 3.9 inches (10 centimeters) long.It looks much like an earthworm.The largest snake, the reticulated python, can grow to a whopping 30 feet (9 meters).ize. With so many different species, there are snakes of many different sizes. The world's smallest snake, according to National Geographic, is the thread snake, which grows to only about 3.9 inches (10 centimeters) long.