The goal of laser eye surgery is to change the shape the cornea so it does a better job of focusing images onto the retina for sharper vision. LASIK and PRK are two types of laser vision correction.
2. Bottlenose Dolphins. The cetacean family, consisting of dolphins and whales are considered the smartest animals inhabiting the ocean. The Bottlenose Dolphin lives in warm waters throughout the world and is the smartest species of dolphin. It has an extremely large brain and its cerebral cortex and frontal lobe are 40% bigger then a human.
Natural History. Bluefin tuna are some of the largest and fastest fish in the oceanâthey're powerful swimmers, built for endurance and speed. To help conserve energy on their long-distance journeys, tuna's bodies are almost perfectly streamlined, reducing drag around their fins.atural History. Bluefin tuna are some of the largest and fastest fish in the oceanâthey're powerful swimmers, built for endurance and speed. To help conserve energy on their long-distance journeys, tuna's bodies are almost perfectly streamlined, reducing drag around their fins.