How to use in-sentence of “secretion”:
+ The file shells can produce a noxious secretion when threatened, and the fan shells of the same family have a unique, acid-producing organ.
+ The eggs are covered with gelatinous secretion by which they stick to the leaves.
+ Actinidine and glucose from the defensive secretion of the stick insect “Megacrania nigrosulfurea”.
+ Later, the insect is digested by secretion of the Pitcher plant.
+ So when you are nervous, anxious or afraid, there is an increase in sympathetic nerve activity in your body as well as an increase in epinephrine secretion from your adrenal gland.
+ Like other mustelines, if threatened it puts out a disgusting strong-smelling secretion from anal sacs under its tail.
+ If a predator is not scared away by the smell they produce some kind of toxic secretion from their elbows.
