silhouette of giant african snail (achatina fulica) climbing tree trunk

achatina giant fulica african snail animal antenna background brown close closeup detail environment food forest garden gastropod grass growth infestation invertebrate life macro mollusk movement natural nature one outdoor outdoors outside pest plant rainforest shell slime slimy slug snails spiral wet wild wildlife wood silhouette climbing tree trunk trunk specie pose serious health risk humans carrying parasite rat lungworm cause meningitis