what is a group of this animal called: Partridge?

Questions

as what is the glue on israeli postage stamps certified?

what insurance company in the u.s stopped using their slogan 'own a piece of the rock' after rock hudson died of aids?

the u.s minted a 1787 copper coin with what tongue-in-cheek motto?

on what was the world's first adhesive used?

the first postage stamp went on sale in england in 1835, 1838 or 1840?