you dont put it in a bottle. you can turn into a wolf and check out it's scent though. hopefully that helps :$
you find him when you tackle the 5th dungeon. you need to help the Zora kid and get his earrings. then you need to get a reekfish. then turn into a wolf and follow the reekfish scent to the yeti. you find the second mirror shard here
There isn't an Outset Island on Zelda Twilight Princess only in Zelda Wind Waker and other ones.
After beating twilight princess you don't get anything.
After giving the lady in ordon's cat a fish he runs into the shop and she gives you a free bottle with milk in it.
Google "Zelda twilight princess game cube walkthrough"
He is the Master Bomb Maker in Zelda Twilight Princess
defeat ganon
You have to knock down a bee's nest then collect the larvae in an empty bottle. Then present the bottle to him.
The last level on Zelda twilight princess is hyrule castle where you face the final boss ganondorf.
Twilight Princess
For the Wii set the bottle to B then press B. For GameCube set the bottle to X or Y then press X or Y.
Zelda Twilight Princess