In the filthiest gutters and the most neglected of gardens, these almost sentient piles of meat take up home. Luring scavengers such as rats and flies they envelop and consume them, steadily growing larger over time. Rarely is one found that is larger than a small dog or potted plant, but there have been reports of abandoned houses that have been overtaken by their sickly smell, hinting at the dark fate of previous occupants. Instinct: to add to its mass

• Expel vile gases
• Cause sickness in those around it