yes they do they are sharks
The black caiman and the green anaconda is an known predator.
Humans can be predators of any species. If you kill the dolphin you are a predator
no sharks are
No, it's mainly a predator.
a dolphins contribution to its ecosystem being a secondary predator and preserving balance
No known predator.
about the only predator is people. unless that is you count dolphins believe it or not they are know to gang up on sharks and kill them.
dolphins protect themselves by whipping their tail on the predator or bangs its head on the predator
Dolphins are actually predators themselves, but are hunted by two species: orcas and sharks.
Actually humans are the main predator to many river dolphins!
Whales are not known to attack Dolphins. If one would ever decide to, they haven't got much to choose from, either ram them or swipe them with their flippers or fluke.
Orcas, dolphins, humboldt quid, humans