Do ants have blood in their body?
Ants do not have lungs. Oxygen enters through tiny holes all over the body and Carbon Dioxide leaves through the same holes. There are no blood vessels. The heart is a long tube that pumps colorless blood from the head back to the rear and then back up to the head again. Read Full Article
What mammal has the most teeth?
On land the mammal with the most teeth is the Giant Armadillo, which can as many 100 teeth in its jaws. In the oceans the Spinner Dolphin can have as many as 252 teeth in its long thin jaws.Read Full Article
How many languages are there in the world?
There are approximately 6,900 distinct languages in existence today, though there may be languages spoken in remote areas that we have yet to discover. No matter how many new languages we find, though, this number will be much lower in 100 years. Read Full Article
Are clouds made up of liquid or gas?
Clouds, snow, and rain are all made of up of some form of water. A cloud is comprised of tiny water droplets and/or ice crystals, a snowflake is an aggregate of many ice crystals, and rain is just liquid water. Water existing as a gas is called water vapor. Read Full Article
Who was the first woman to be awarded the Nobel Prize?
The first woman to win a Nobel Prize was Marie Curie, who won the Nobel Prize in Physics in 1903 with her husband, Pierre Curie, and Henri Becquerel. Curie is also the only woman to have won multiple Nobel Prizes; in 1911, she won the Nobel Prize in Chemistry. Read Full Article
Can fish change their gender?
Clownfish, wrasses, moray eels, gobies and other fish species are known to change sex, including reproductive functions. A school of clownfish is always built into a hierarchy with a female fish at the top. When she dies, the most dominant male changes sex and takes her place.Read Full Article
How many taste buds are on your tongue?
Those tiny hairs send messages to the brain about how something tastes, so you know if it's sweet, sour, bitter, or salty. The average person has about 10,000 taste buds and they're replaced every 2 weeks or so. Read Full Article
Is lamb red meat or white meat?
Yes, lamb is a red meat. The amount of the protein myoglobin in animal muscles determines the color of meat. Lamb is called a red meat because it contains more myoglobin than chicken or fish. Other red meats are beef, veal, and pork. Read Full Article
How long does it take for your body to digest a piece of gum?
You might have heard that swallowed gum stays in your stomach for 7 years. That's not true. Though your stomach can't break down a piece of gum the same way it breaks down other food, your digestive system can move it along through normal intestinal activity. Read Full Article
Do insects have lungs?
Instead of lungs, insects breathe with a network of tiny tubes called tracheae. Air enters the tubes through a row of holes along an insect's abdomen. The air then diffuses down the blind-ended tracheae. Since the biggest bugs have the longest tracheae, they should need the most oxygen to be able to breathe. Read Full Article
Who was the first to walk on the moon?
Apollo 11 was the spaceflight that landed the first humans on the Moon, Americans Neil Armstrong and Buzz Aldrin, on July 20, 1969, at 20:18 UTC. Armstrong became the first to step onto the lunar surface six hours later on July 21 at 02:56 UTC. Read Full Article
Do human cells have a cell wall?
For example, human cells do not have cell walls, while many types of bacteria do. The antibiotic penicillin works by keeping a bacterium from building a cell wall. Bacteria and human cells also differ in the structure of their cell membranes and the machinery they use to build proteins or copy DNA. Read Full Article