However, unlike snails, the slime that planaria release contains a toxin that is deadly to shrimp.Speaking of snails, if your tank has snails, like ramshorns, planaria are a big threat for the same reasons. And, they love snail eggs too!
Those of us who have, or have had pets in the past, will know that it’s not really as simple as choosing a fish and creating a fish-tank cleaning roster for your students. Deciding to care for a class pet is a big decision and one that shouldn’t be taken lightly. As mentioned ...