its a shark but is named a whale shark for its large stature and feeding
It is a shark that looks very much like a whale and eats plankton rather than fish.
A whale shark is a shark, the largest living fish in the world, yet it is a filter feeder.
It is a shark.
Yes and no. All whales are mammals, but sharks are fish. Most sharks are predatory, like the Great white. But some are filter feeders, like the Basking shark and whale shark.