Barnacles & whales have a symbiotic relationship known as commensalism, meaning one species benefits while the other derives neither benefit nor harm. In this case the barnacles get a place to live, a free ride, and access to plenty of food. The barnacles on whales may live for up to a year, but often come off along migration routes or at whale calving grounds. (🎥: @dolphindronedom) *** If each of our followers donated just $1 to our #Ten4Ocean campaign, it would go really far in supporting the

Commensalism