Natalia A Przelomska

1 month ago | daily.jstor.org | Natalia A Przelomska |Logan Kistler |John Pearson |Henry Miller

The icon indicates free access to the linked research on JSTOR. Sturgeons are one of the oldest groups of fishes. Sporting an armor of five rows of bony, modified scales called dermal scutes and a sharklike tail fin, this group of several-hundred-pound beasts has survived for approximately 160 million years.