Mouth, bad idea
vile taped to ur leg, bad idea.
Mailing anything to the family could put THEM in jail, bad idea.
rolling joints to replace cigs, bad idea.

Look, don't worrie about dogs, you will have a small amount.
All money has traces of drugs,they sell poppy seeded bagels at the airport
The dog will not over react with you endless you didnt dry ur bud out and the small is still heavy.Just balls ur bag,and if you get caught...run and start eating!!..just joking.
I'd keep it on my person at all times dude,thats the only way my "friend" does it.