Orca dialects and culture

27:39some type of strategy that is conferred through behavior and through social constructs like groups of individuals. It's not something that is innate, >> right? >> It's something that's learned from your peers. >> Yep. >> So, you get the benefit of their experience, right? Mhm. >> Like >> you don't have to live through an orca attack, for example. If you're a juvenile shark and you can learn through culture, I don't know if sharks can, but I'm just giving you the example here. You don't have to go through that firsthand experience. Yes. >> Right. Of like, oh, that was bad. No, your your parents tell you that was bad. Don't do that. Sometimes we're just like, I'll try. >> I'll try. >> But but there's other things where like,

28:20okay, clearly that's like bad, right? >> So, >> um there's there's examples of this. For example, Shark Bay bottl-nose dolphins. They use a sponging techniques where they carry around a sponge like one of those uh like Spongebob, like the natural sponges, right? And they use that to probe the seafloor and that protects their bottl nose, >> right? When they're like foraging the seafloor. >> Yeah. Cuz it's almost like >> And it's Yeah. And it's passed from mother to calf. >> So, it's a vertical cultural transmission. Okay. >> Right. Yep. >> And then we've got Japanese macaks. They wash their sweet potatoes. a little Mac. >> Yeah. They wash their sweet potatoes before eating it. And that's something that's culturally passed down because

29:00like the youngsters see the elders doing it, they're like, "Okay, that's the way to eat this thing." Right. >> Very. Yep. Yep. >> So, orcapods, they've they've shown to have cultural things. For example, complex stable vocal dialects that I was talking about, almost like languages