awl snail

achatina achatinidae achatinina achatininan achatinoidea african animal awl background brown closeup common crawling environment eupulmonata euthyneura euthyneuran fulica garden gastropod gastropoda giant green heterobranch heterobranchia invasive invertebrate land macro mollusc mollusk moving natural nature outdoor shell slimy slow slug small snail spiral stylommatophora subulininae tectipleura wet white wild wildlife