What do young people think about keeping dolphins, whales and porpoises in captivity – a fun, educational family activity, or ...

but people have also seen wild orcas with curved fins. So, the cause cannot be captivity alone. Ultimately, what's going on is the collagen in the dorsal fin is breaking down. One reason this may ...

The compromised welfare of captive orcas is evidenced, among other things, by broken and worn down teeth from chewing on concrete walls and metal gates and collapsed dorsal fins. Orcas in captivity ...

Dolphins with scars on their dorsal fins, mouth lines and bodies were studied using underwater imagery in order to detect possible interactions with fisheries and fishing gear in the Maui Nui region.