The teeth are not designed for chewing, but for grabbing and tearing prey.
Argonauts use tentacles to grab prey and drag it toward the mouth.
Like some modern squid, belemnite arms carried a series of small hooks for grabbing prey.
The fatty can dislocate its arms for improved reach, and grab prey from the safety of the water.
They also grab arboreal prey from tree boles and limbs.
Some naiads even have a long lower jaw that can shoot out and grab prey.
As with all mantids, the front legs of L. minor are highly developed to grab and hold prey.
Other changes allowed them to shoot the jaw forwards to grab prey.
Their jaws are too thin and delicate to grab larger prey, especially a person.
The larger one is used for grabbing prey and guarding the entrance to its shell.