They actually just like the smell.
to kill its prey
not really because its for bugs that's why its called bug barrier
no dogs tongues do not roll
dogs mostly roll when wanted to be petted or wants to play.
The best way to kill bed bugs is with blitz bed bugs. Here is the website http://www.b3blitz.com/ :)
One home remedy to kill water bugs is vinegar. This will repel the bugs.
for protection
no
A good roll
pince Spiders and kill bugs for u
at least 2 hrs in the dryer will kill these bugs
Dogs roll in/on things they think smell good. It's like perfume to them.