Jam's Germs on Instagram: "This tardigrade is eating a little alga snack.😋 . Tardigrades, also known as water bears, are multicellular organisms with a simple brain and bodies made up of a few thousand cells. They use specialized mouthparts to feed: the “V”-shaped structures are needle-like stylets, which they can extend and retract to pierce cells. The bulb-like structure behind them contracts to create suction, pulling food in through the tube-like mouth. . There are over 1500 describe