When touching an electric wire, why do you become electrocuted when touching the ground, but not when you hang in it (or stand on it like a bird)?

Question

When touching an electric wire, why do you become electrocuted when touching the ground, but not when you hang in it (or stand on it like a bird)?

In:

Answer 1

When just hanging you are a broken circuit; the least path of resistance is for the electricity to keep going. When you touch the ground the circuit is complete and the electricity can pass through you into ground.