Physiology The swordfish is named after its sharp beak resembling a sword -LRB- Latin gladius -RRB- , which together with its streamlined physique allows it to cut through the water with great ease and agility .

Physiology The swordfish is named after its sharp bill , resembling a sword -LRB- Latin gladius -RRB- , which together with its streamlined physique -LRB- smooth body -RRB- allows it to cut through the water with great ease and agility .
