The gut acts as a 'second brain' which heavily influences our mood and well-being.
Koalas have very small brains and lack higher level recognition/understanding that many o her animals have. They're actually so simple; they're unable to recognize leaves as food if they're on a flat surface instead of on branches.
The more educated a woman is, the more likely she is to be a heavy drinker.
A sapiosexual is a person who is sexually attracted to or aroused by intelligence.
Coca-Cola's creator originally said the drink would make you smarter.
Smarter children tend to become heavier drinkers as adults.
Cats have nearly twice the amount of neurons in their cerebral cortex as dogs.
Crows are one of the smartest non-primate animals on earth, with the intelligence of a 7-year-old human.
Night owls tend to be more intelligent and more prolific lovers. However, they're more prone to bad habits than people who typically wake up early and tend to be less happy.