We are doing something wrong if our dolphins are dying, that is

Villas - We are doing something wrong if our dolphins are dying, that is negative effect on our sea life. I think if people should think more about what is happening to our sea life, instead they just keep eating it , maybe things would change. Why have they cut back on amounts of fish you can keep, they are worried about losing that species. This is going to happen, already has on different species.