The barkstone or castoreum, as it is commercially known, was obtained principally from the beaver himself. [Please select]
0
"Beaver musk (castoreum) and the commercial perfumery sold as musk have proved effective in many cases by causing the wolf to turn aside to follow the scented cross line and so walk into the trap." [Please select]
0
The peculiar odoriferous substance, secreted in two glandular sacs near the root of the tail, is "castoreum," more generally known as "bark stone" among the trappers. [Please select]
Do you have a better example in your mind? Please submit your sentence!