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...
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...
feral chickens in the wild

Do chickens live in the wild?

Chickens are descendants of the red junglefowl that live in the rainforests of Southeast Asia. So, if you consider junglefowl a chicken, then they...
A cute sloth

Why are sloths so slow?

The first piece of the puzzle to understanding why sloths are so slow is their low-calorie folivorous (mostly leaves) diet. Many other folivorous animals...

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