AFRICAN PROVERB

1. Queen Elizabeth was a considerable Beagle fan and owned many pocket Beagles.
2. President Lyndon Johnson also owned two beagles, named Him and Her.
3. Queen Victoria loved Border Collies.
4. One Border Collie named Chaser is recognized as the world’s smartest dog.

Although everyone sleeps, no one really knows why people sleep. Researchers have proposed several theories to explain how sleep evolved to be a necessary behavior:

1. People conserve energy by sleeping periodically.
2. Sleep has a protective function, as it keeps people tucked away a...

The continuing use of sheepskin over goat or calfskin in later centuries was likely influenced by their greater availability and lower cost.