Biology Facts & Trivia - Page 6Women blink nearly twice as much as men. The ears of a cricket are located on the front legs, just below the knee. Sciensational.com The ant can lift things 10 times its own weight. 20/20 vision means the eye can see normally at 20 feet. 20/15 is better; the eye can see at 20 feet what another eye sees at 15 feet. Sciensational.com Healthy nails grow about 2 cm each year. Fingernails grow four times as fast as toenails. Rats multiply so quickly that in 18 months, two rats could have over 1 million descendents. Sciensational.com Ants do not sleep. Elephants have been known to remain standing after they die. Sciensational.com The average human produces a quart of saliva a day -- about 10,000 gallons in a lifetime A cockroach can live for several weeks without its head. Sciensational.com |
Fish are the only vertebrates that outnumber birds. Seventy percent of the dust in your home consists of shed human skin Sciensational.com Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body. A mosquito has 47 teeth. Shark's teeth are literally as hard as steel. Lobsters have blue blood. The heart of giraffe is two feet long, and can weigh as much as twenty four pounds. Cheetah's can accelerate from 0 to 70 km/h in 3 seconds. Crocodiles swallow stones to help them dive deeper. A crocodile's tongue is attached to the roof of its mouth. |