Late Effects of Polio: The Medical. A. Polio: The Disease. Poliomyelitis (polio) is a viral illness that begins suddenly with flu-like symptoms of fever, headache, vomiting and/or diarrhea, muscle aching and feeling poorly.. The virus enters the body through the stomach and intestines.
Most crocodiles can sprint at a maximum speed of 6 to 7 miles per hour. The fastest crocodile on record was clocked at 11 miles per hour, during a full gallop. By contrast, top human race-walkers reach speeds of 8 miles per hour without breaking into a full run. Continue Reading.
The American cockroach has been clocked at running 3.4 mph, which is about 50 body lengths per second. That's comparable to a person running 210 mph. 5. Cheetahs are the fastest land animals on record, in terms of absolute speed (not accounting for size). They can run 75 mph and can accelerate to 62 mph in three seconds. 6. Springbok The springbok is a medium-sized brown and white antelope-gazelle of southwestern Africa.