what do male dogs use in their urine to mark their territory?
feces layers of fat natural aphrodisiacs food Something coming from a gland Chemical energy cats hydrocarbons
A B C D E F G H
Pheromones are natural aphrodisiacs.
male dogs use natural aphrodisiacs in urine to mark their territory
what do male dogs use in their urine to mark their territory? (A) feces (B) layers of fat (C) natural aphrodisiacs (D) food (E) Something coming from a gland (F) Chemical energy (G) cats (H) hydrocarbons