River Monsters - Infographic

SIZING UP PREHISTORIC RIVER MONSTERS MEGAPIRANHA 1m / 3.3 ft RHIZODONT 7m / 22.1 ft DUNKLEOSTEUS 6m / 19.8 ft ORTHACANTHUS 3m / 9.9 ft LEEDSICHTHYS 16m / 52.6 ft HUMAN RIVER 1.8m / 6.4 ft MONSTERS PREHISTORIC TERROR 8" ET XIPHACTINUS MONDAY HELICIOPRION 5.3m / 16.4 ft 7.5m / 22.1 ft DIscovery CHANNEL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 3.3 6.6 9.9 13.1 16.4 19.8 22.1 26.2 29.6 32.9 361 39.4 427 451 49.2 52.6 55.9 59 62.4 657 Size : Meters / Feet