Having for its function the narrowing of the orifice it surrounds, it acts during suction and in the prehension of food.
The mantis reminds one of a small, green monkey, the fore pair of legs being well developed and used in prehension.
Both toad and crayfish have organs for the prehension of food, its digestion and its assimilation.
The extensions of the body-substance which are put forth by the Rhizopoda at will, and which serve for locomotion and prehension.
Upon this emancipation followed the liberation of jaws and mouth from their use as organs of prehension.
It is wonderful, and passing wonder, how teachable and quick of perception and prehension is Nature in the studio of Art.
The trophi serve merely for the prehension of prey, and not for mastication.
In such cases an ox will use his tongue more in the prehension of food to make up for the incapacity of the lips.
There is a desire to eat, and frequent attempts to take food are made, but prehension is very difficult.