On land, hippos can run at speeds of 18-31 miles per hour, though they can only sustain this speed over short distances; in water, hippos can move at about 5 miles per hour. Hippos can easily outrun and are known to be quite aggressive toward humans.
While they have a hefty appearance and and might not seem very threatening, hippos are strong and unpredictable and, thanks to this, the fact that they can outrun humans, their size and the fact that they have razor-sharp teeth, they are considered one of the most dangerous animals in Africa. Hippos are one of the largest land animals at an average of 3,300 pounds (1,500 kilograms), coming in just behind elephants and certain species of rhinos.Learn More
The slowest moving fish is the pygmy seahorse, which swims at speeds of approximately 0.1 miles per hour. These tiny creatures are also the smallest fish, with a measurement of only 2 centimeters in length.Full Answer >
House flies are approximately 1/4 inch long and can fly at speeds of up to 5 miles per hour. They are gray, with four dark stripes on the back portion of their bodies. House flies have two pairs of wings, using only one set for flying; the other set is very small and is used for balance during flight.Full Answer >
Zebras run at speeds of up to 35 to 40 miles per hour with great stamina. Their speed is primarily used to escape from predators such as lions and hyenas.Full Answer >
Usain Bolt ran the 100 meter dash in 9.58 seconds, which places his average running speed at 23.35 miles per hour. The IAAF conducted a study on Bolt's record setting record setting run in 2009 and found that he achieved a foot speed of 27.44 miles per hour in that run.Full Answer >