hungry snail devours a leaf of garden eggplant and secretes mucus. agricultural pest problem. plant damage

snail hungry devours leaf garden eggplant secretes mucus agricultural pest problem plant damage concept agriculture harmful damaging slowness vegetable organic body crawl parasite slime slug slimy destructive brown cornu aspersum helix aspersa mollusk trail foliage feed nature outdoor gardening farm slippery french shell animal parasitic bio guinea squash cropped aubergine botany mucus problem