Leedsichthys

Leedsichthys was the largest bony fish ever and they were filter feeders and they lived during the Jurassic period with the dinosaurs. So many predators could attack it and the leedsichthys died 170,000,000 years ago. The megalodon could hunt the leedsichthys and the megalodon was the largest cartilaginous fish ever and the apex predator of all time and the megalodon lived from 20,000,000 years to 1.5,000,000 years ago.