The whale shark, is a slow-moving filter feeding shark and the largest known extant fish species. The largest confirmed individual had a length of 12.65 meters (41.50 ft) and a weight of more than 21.5 metric tons . The whale shark holds many records for sheer size in the animal kingdom, most notably being by far the largest living non-mammalian vertebrate, rivaling many of the largest dinosaurs in weight.
The species originated approximately 60 million years ago.
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