Dogs use their noses for smelling like people do, although a dog's sense of smell is much better than a human's. They can differentiate the scent of many different dogs when just smelling a single tree and can detect a scent from much further away than humans and many other animals.
Animals urinate wherever they happen to be - they don't have bathrooms.Sometimes animals will use urine as a scent marker to let other animals know they are in that area - in this case, they will urinate on trees and rocks to mark their territory.
Food and shelter are two characteristics which flowers use to attract pollinating animals, especially insects. Food is offered through nectar and pollen, and shelter is supplied to insects that need to lay eggs in safety.
Most animals leave a scent to let other animals know it is their territory. Dogs, cats, bears, tigers, all leave a scent of some sort.
To cover up their own scent or to remove the scent of other animals.
yes I think
The Brazilian butterfly has a smell of chocolate because that is their signature scent. Most animals have a signature scent.
Ants are known to mark their trail so that other ants may follow: you might call it pheromonal warfare. Many animals mark "their territory" by leaving a scent, but ants mark their trail.
Squirrels perceive foxes as a higher threat than other large animals and may use a fox's scent as a form of protection.
One can use Deer Scent for help with hunting. They use the deer scent to coax a deer into coming near where they are. For this to work properly, one must be as scent free as possible, or the deer will smell the human as well.
Bobcats use urine to mark their territory. The strong scent serves as notice to other animals, including other bobcats, that the area they are in belongs to the cat who has sprayed its urine there.
yes