The sabertooth salmon (Oncorhynchus rastrosus), a giant species of salmon that swam in Pacific Northwest waters from the mid-Miocene to early Pliocene, fought with tusk-shaped teeth during the spawning season, according to a research team led by California State University paleontologist Dr. Julia Sankey. Oncorhynchus rastrosus in Proto-Tuolumne River. Image credit: Jacob Biewer. Oncorhynchus rastrosus, also known as giant, tusk-toothed salmon, lived...
