National Geographic : 1995 Sep
into her mantle and fertilizing the eggs. The coupling complet ed, the female swam back into the cave to lay her new eggs. Females, which look quite similar to males, typically do not extend their arms as dra matically as their exhibitionist mates. A common female pos ture is to fold up the arms like a blossom (bottom left). What shows clearly is her siphon. By expelling water through the funnel-like tube, a fleeing cuttlefish can propel itself backward in a surprising burst of speed.