Smaller Fishes Had a Better Chance of Avoiding Extinction

Contact: Greg Borzo
greg.borzo@uchospitals.edu
773-795-0892
University of Chicago Medical Center

Smaller Fishes Had a Better Chance of Avoiding Extinction

Caption: Fossil herrings from the Eocene Green River Formation of the western United States where Colorado, Utah and Nevada meet. Herrings are one of the small-bodied groups of bony fishes that survived the end-Cretaceous extinction and persist to this day in marine environments.

Credit: Photo by Matt Friedman

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