NPR's Juana Summers speaks to researcher Rikke Jeppesen about her work on how sea otters, which were hunted to almost near extinction, have been able to thrive by eating up to 120,000 crabs a year.
Though sea otters are an unofficial mascot of Monterey County and popular among tourists and locals alike, they are also described as voracious predators that help keep problematic invaders out of ...