Biologists in the Point Reyes National Seashore are keeping a close eye on the park’s population of northern elephant seals, after an outbreak of avian influenza caused the death of as many as 60 weaned pups at Año Nuevo State Park earlier this month. No cases have been reported on Point Reyes, but the population is being carefully monitored for symptoms of the virus, known as H5N1. “Staff are conducting daily visual assessments and, when…