Inside the human body

Are humans red meat or white meat?

Humans are both red meat and white meat. It depends on what muscle the meat is coming from. The main determining factor of meat color is its concentration of a protein called myoglobin. Within muscle fibers, myoglobin stores and transfers oxygen from the blood to the cellular machinery.
Cows swimming to greener pastures

Can cows swim?

Most cows are very adept swimmers. Many can swim hundreds of yards at a time without resting. Obviously, there are exceptions to this, just...
crude oil coming out of pipe

Why is there so much oil in the Middle East?

There isn't necessarily more oil in the Middle East; it's just the most cost-effective place to extract oil from due to it having ideal conditions...
Baby Lamb Umbilical Cord

Do animals have umbilical cords?

All animals that are viviparous (give birth to live young instead of laying eggs) have umbilical cords. Since mammals are gestated inside their mothers, all...
frozen pond

How do fish survive when ponds and lakes freeze?

When a lake freezes, only the top layer actually freezes over. The area beneath the ice is where fish survive. This is due to something called...

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