kpix reporter christopher chow was hot on the trial -- trail of the double yellow head parrot after sightings in redwood city. >> reporter: do you think you'll try and catch any? >> no, i don't think so. we've tried before, and you can't catch them. >> reporter: the double yellow head parrot is from mexico and should be approached warily. are the birds dangerous? >> only in the sense if you cornered one and were bit, it might injure you somewhat, yes. might take off your finger. no, not really. not seriously hurt you. draw blood, but they are known to be able to crack open a walnut, so you can imagine that they could do. >> reporter: parrots enjoy longevity, sometimes 100 years. perhaps they'll become a permanent part of the peninsula's wildlife. >> at the time, a parrot trainer expected the the birds escaped from a pet store shipment at sfo. we have more on the 75th anniversary on our website. watch stories from our archives on kpix.com. >>> king tides are posing a threat for flooding in low parts of marin county. public works already put out cones to block some flooding for drivers. a high