Safe?

[Bedroomgangsta]

I found this exact snail/conch like thing in my tank, is it safe?

http://www.google.com/imgres?imgurl...04&bih=630&tbm=isch&ei=ETEFTpTmBNKrsAKEzP2yDQ

 

[SushiGirl]

Looks like a Strombus, is it small?

 

[Bedroomgangsta]

Yea it is tiny, but it has this tube like thing that comes out in front of it where like a "head" would be, with little feelers on both sides.