It’s been a cold winter so far. It’s the time you might bust out your warm winter hat. Our friends, the Southern Resident Killer Whales, have been doing it too… They’ve been wearing “salmon hats” in Puget Sound lately. Wild Orca Science and Research Director Deborah Giles told KUOW’s Kim Malcolm all about it. We can only make Seattle Now because listeners support us. Tap here to make a gift and keep Seattle Now in your feed. Got questions about local news or story ideas to share? We want to hear from you! Email us at seattlenow@kuow.org, leave us a voicemail at (206) 616-6746 or leave us feedback online.See omnystudio.com/listener for privacy information.