S5E7 - Apollo and Hermes
Greeking Out from National Geographic Kids
00:00
Hermes and the Cattle
Hermes left the gate open so cows could wander. He wanted it to seem as though the cows had just appeared and disappeared. Cows hoofs are made of caratin, the same thing your nails are made out of. On average, a cow walks two to three miles per hour. But when startled or running, cows can reach speeds up to 20 mph.
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