Fishing Bridge, Yellowstone (mile 78). Fishing Bridge offers all the facilities you need to prepare for your time in Yellowstone National Park, including general store and gas station plus the historic Fishing Bridge Museum and Visitor Center.
Jawbone of Pygocentrus nattereri. Piranhas are normally about 14 to 26 cm (5.5 to 10.2 in) long, although some specimens have been reported to be up to 43 cm (17 in) in length. Serrasalmus, Pristobrycon, Pygocentrus, and Pygopristis are most easily recognized by their unique dentition.
An adult male typically ranges in size from 14 to 22 inches long with a weight of 60 to 120 grams. The appreciably larger female may reach 20 to 33 inches in length and 150 to more than 350 grams in weight (or even larger). The heavy, stout body is covered with keeled scales.