Do your eyes see upside down?

Do your eyes see upside down?

The human eye actually sees everything upside down. Light enters the eye through the cornea and is further refracted when it hits the lens. Here it is flipped upside down and projected onto the retina.

Are polar bears left handed?

Scientists observing the animals haven’t noticed a preference. In fact, polar bears seem to use their right and left paws equally. Use of tools. Polar bears do not use tools, including blocks of ice, to kill their prey.

Who has the fastest mile run?

Hicham El Guerrouj is the current men’s record holder with his time of 3:43.13, while Svetlana Masterkova has the women’s record of 4:12.56. Since 1976, the mile is the only non-metric distance recognized by the IAAF for record purposes.

When can you adopt a puppy?

A puppy usually goes into a new home at seven to nine weeks of age. She is ready to transfer to her “human” pack at this age. If you are adopting an older puppy (over 12 weeks) and she has had limited socialization, you may have to work harder at first.

How many shipwrecks are on the ocean floor?

The United Nations estimates that there are over three million shipwrecks on the ocean floors. Lost, destroyed, or deliberately sunk, these wrecks are of interest to divers, underwater archaeologists, and treasure hunters alike.

Who made up the Pledge of Allegiance?

The Pledge of Allegiance. The Pledge of Allegiance was written in August 1892 by the socialist minister Francis Bellamy (1855-1931). It was originally published in The Youth’s Companion on September 8, 1892.

Is there an aurora borealis at the South Pole?

This results in an oval ring around each magnetic pole where auroras occur. The north pole aurora is called the aurora borealis and the aurora at the south pole is called the aurora australis. Depending on the level of recent solar activity, there may or may not be visible auroral activity all the way around the ring.

Why do flamingos stand on one leg?

Flamingos often stand on one leg, the other leg tucked beneath the body. The reason for this behaviour is not fully understood. Recent research indicates that standing on one leg may allow the birds to conserve more body heat, given that they spend a significant amount of time wading in cold water.