How old is a one-pound lobster?

No one knows exactly, but aquarium studies suggest 5 to 7 years.

How many one-pound lobsters are needed for a pound of lobster meat?

Five, on the average.

How long can a lobster live out of water?

Several days if kept in a cool, moist environment. The lobster is a gill-breather, and moisture is essential to survival.

Can a lobster be kept alive in fresh water with ice?

No. Fresh water is lethal to a lobster. The animal has salty blood and tissue, which require a seawater environment if life is to be maintained.

Why does a lobster turn red when cooked?

The red pigment is the most stable component of the coloring in a lobster shell. The greens and browns which darken the shell in a live lobster are destroyed by cooking.