The Facts on Instagram: "When a leech comes into contact with salt, the salt rapidly dehydrates the leech by drawing out water from its body. This causes the leech to shrivel and die, as it can't survive without the moisture it needs to maintain its internal processes. The salt disrupts the leech's ability to balance fluids, effectively killing it in a short amount of time. This reaction is similar to how salt affects other soft-bodied organisms like slugs. Follow @thefactss.in for more"