When you think of rays, you might imagine their fish-like bodies and their flapping swimming style.
Their graceful appearance is popular at aquariums, and some children watch them with fascination. Their large size can impress the viewers, but did you know that there are also small rays that are about 10 cm long?
Actually, there are many kinds of rays, and there are many things that are not commonly known about them. Let’s take a look at the ecology of rays, which have many mysteries.