Earlier quoted context omitted.
Only some of them. The transient orca are the ones who eat mammals and don't have large social groupings. The resident orca have larger (matriarchal) social groups and don't eat other mammals , just fish. It's always amazing to me that we have multiple intelligent (how intelligent is uncertain), social species right here on our own planet, and we spend such a tiny fraction of our energies as a society trying to commu…
Out of curiosity, what are the intelligences of whales compared to, say, dogs? Do you think we'll ever reach a point where "real" communication would be possible?
Many of the smart things that dogs do are conditioned responses -- they adapt their wiring for pack behavior to human relations and are perceptive about many emotional and other cues.
I believe that whales have been observed performing more complex creative or problem solving tasks, and can probably communicate concepts between whales.