nunyabizni: wtf-fun-factss: Green sea urchin (Strongylocentrotus droebachiensis) are often found cov
nunyabizni: wtf-fun-factss: Green sea urchin (Strongylocentrotus droebachiensis) are often found covering themselves with the shells of hermit crabs, rocks, and other debris. Scientists don’t fully understand why they do so. – WTF Fun Facts Source: Multiple factors explain the covering behaviour in the green sea urchin, Strongylocentrotus droebachiensis - ScienceDirect -- source link