creates folds, ridges, and curved shapes that can make the colony resemble a human brain.
Depending on the environment, colonies can become surprisingly large—sometimes reaching the size of a basketball or even larger.
Are These Strange Masses Dangerous?
Despite their bizarre appearance, bryozoan colonies are not dangerous to people. They don’t bite or sting, and they’re not the mysterious monsters that some viral photographs might make them appear to be.
They actually play a role in freshwater ecosystems by filtering tiny particles and microorganisms from the water.
