You picked it up? And brought it home? Your only hope is to take it out to the street, leave it, and hope someone else takes it far away. OMG. Wishing the best for you.
In most cases 'a picture is worth a thousand words'... but in this case, yours just raises more questions.
The secret to getting an I.D. on a find is to supply details with your post, otherwise all we can do is have a laugh at what we think it looks like.
Is it made of metal, plastic, bone, plaster or concrete... details cdick.