MYSTERY: Shark attacks on sea otters soar

A California sea otter in Moss Landing Harbor.(Vern Fisher/Monterey County Herald ( Vern Fisher )

California’s sea otters have struggled for years with diseases, parasites and even the occasional collision with boats. But now the fuzzy coastal mascots are increasingly facing another threat: shark attacks.

For reasons still a mystery to scientists, the number of sea otters killed by sharks has soared in recent years, with great whites as the leading suspects.

“It’s [...]