What is the largest crustacean? How long is the largest #1? How long is a king-sized matress? Is #2 smaller than #3?
Crustacean
The largest crustacean is the Japanese spider crab  The largest Japanese spider crabs have a leg span of just over 12 feet  The longer edge of a king-sized mattress is six feet, eight inches
subphylum of arthropods
Can the largest crustacean stretch out completely on a king-sized mattress?