Q: What is main different between front feet rom back feet of crocodiles other that size?
A: Only back feet are webbed in crocodiles.
Q: Why we sometime get RED EYE when taking flash pictures?
A: Our pupil is dilated in a dark environment to let ore light into our eye. If plenty have light suddenly enter our eye that causes “Red Eye”. It is because the strong light is reflected back from our retina.
Q: What are the differences between spiders and insects?
A: Spiders have tow body segments, 4 pairs of legs, numbers of simple eyes, and piercing jaws, abdominal silk spinning organs, anterior abdominal genital opening and no wings. Insects have three body segments, 3 pairs of legs, pair of compound eye...
Q: Do the left and right lungs have the same size and volume?
A: No! The left lung is a bit smaller than the right one, so as to provide room for the heart. The structures that link lungs, heart, including the trachea, are called the “roots of the lungs”.
Q: Why crocodiles sometimes open their mouth for nothing?
A: It is because crocodiles have no sweat glands. Sometimes they need to release heat through their mouth cavities. They may even pant like a dog too.
Q: How fast can a great white swim?
A: Their average swimming speed is about 2 mph (3.2 kph), and they can swim 15 miles per hour (24 kph) in short bursts when attacking. They also can jump out into the air from deep water in order to catch their preys.
Q: Can we keep mice as a pet?
A: Yes, some people like to keep mice as pets. White mice are popular pet for kids.
Q: If we line up all of our blood vessels together, how long are they?
A: Spreading out all vessels and joining them together, they could circle round our earth planet 2.5 times! See how a mystery that such ‘living blood river’ inside our body could reach somewhat 96,000 meters in length!
Q: What is the largest organ of your body?
A: Skin is the largest organ of your body. It forms a protective layer over the body to help prevent injury and disease; to keep moisture in the body; to make vitamin D; and to regulate body temperature