People have domesticated animals not just for their meat, but for byproducts like milk and honey.

From wool, to silk to leather, wearing animal products is no longer about warmth, but rather fashion.

Before modern machinery, humans relied on animals for food growing, heavy lifting and transportation.

Animals provide happiness, comfort and companionship to people while providing reminders of mankind's wild roots.

Humans try to maintain survival skills while learning to understand animals and making advances in medicine.

Humans have developed art, music and science, but creativity would be stunted without animals for muses and test subjects.