The brain is affected as the other organs begin to shut down. Your loved one may seem confused as to time and place and may not be able to recognize people whom they already know. The person may be completely lucid one minute and then drift into a state of confusion.
How Fast can Sharks Swim? Whale sharks are slow swimmers and their top speed is no more than 5 miles (8 kilometers per hour) probably due to the fact that whale shark is the biggest fish in the world. It reaches a length of 40 ft (12 m) and weighs up to 13 tons (12 metric tons). Great white sharks are one of the fast movers in water.
We don't know how fast most dolphins swim but bottlenose dolphins typically swim at 3 to 7 miles per hour. They can go over 20 miles per hour when they work hard. The body shape of a dolphin helps it swim fast.