Slak Hil:
They belong to the Class Gastropoda and Order Stylommatophora.
Living in mud means not visibel in dry season.
Gastropods, Slugs, and Snails.
The "Slak Hil" is a land snail living in mud especially.
It's body colour is light yellow.
An empty shell looks more brown that the one
with an actual Snail in it.
The Shell is small and semi soft.
As you can see, the shell is elongated and
it's length varies beteen 10 and 15 mm.