1 00:00:00,000 --> 00:00:04,000 Welcome to Dynamite Adventures. 2 00:00:04,000 --> 00:00:13,000 Journey back in time as we explore the fascinating world of dinosaurs and prehistoric life. 3 00:00:13,000 --> 00:00:23,000 Today, we're going way back, back to the early Jurassic period, to meet a dinosaur that's been a bit misrepresented, shall we say? 4 00:00:23,000 --> 00:00:25,000 Misrepresented is one way to put it. 5 00:00:25,000 --> 00:00:29,000 We're talking about Delophosaurus, you know, the one from Jurassic Park. 6 00:00:29,000 --> 00:00:31,000 Oh, right, with the big frill and the venom. 7 00:00:31,000 --> 00:00:40,000 Exactly, and while that image might be burned into our collective memories, it's time to separate the Hollywood fiction from the fascinating reality. 8 00:00:40,000 --> 00:00:43,000 We're setting the record straight about Delophosaurus. 9 00:00:43,000 --> 00:00:49,000 So, to kick things off, paint us a picture of the scene. When and where did Delophosaurus roam? 10 00:00:49,000 --> 00:01:00,000 Alright, so picture this. The early Jurassic period, about 193 million years ago, that's even before the tyrant lizard king, the T-Rex, stomped onto the scene. 11 00:01:00,000 --> 00:01:04,000 Wow, so we're talking about a time when dinosaurs were just starting to hit their stride. 12 00:01:04,000 --> 00:01:13,000 Precisely, and our star of the show, Delophosaurus, which actually means two-crested lizard, was one of the first major predators on the block. 13 00:01:13,000 --> 00:01:18,000 Its stomping grounds were in what we now know as North America, specifically Arizona. 14 00:01:18,000 --> 00:01:22,000 Arizona. I'm immediately picturing a dry, desolate desert. 15 00:01:22,000 --> 00:01:30,000 Ah, that's where it gets interesting. Forget about cacti and tumbleweeds, because during the early Jurassic, Arizona was a very different place. 16 00:01:30,000 --> 00:01:39,000 We're talking lush, forested river valleys brimming with life, think meandering streams, vibrant vegetation, maybe even some sparkling lakes. 17 00:01:39,000 --> 00:01:41,000 A far cry from the Arizona we know today. 18 00:01:41,000 --> 00:01:42,000 You got it. 19 00:01:42,000 --> 00:01:45,000 So, Delophosaurus was a riverside predator. 20 00:01:45,000 --> 00:01:49,000 Okay, I have to ask, was it really as massive as they depicted in the movie? 21 00:01:49,000 --> 00:01:52,000 Because, let's be honest, that scene left a bit of an impression on a lot of us. 22 00:01:52,000 --> 00:01:55,000 It's true, they did beef it up a bit for the big screen. 23 00:01:55,000 --> 00:01:56,000 Just a tad. 24 00:01:56,000 --> 00:02:00,000 But don't let that fool you, Delophosaurus was still a pretty impressive creature. 25 00:02:00,000 --> 00:02:03,000 It could reach lengths of about six or seven meters, about the size of a car. 26 00:02:03,000 --> 00:02:04,000 Oh, that's still pretty big. 27 00:02:04,000 --> 00:02:07,000 Definitely not something you'd want to run into on a dark night. 28 00:02:07,000 --> 00:02:12,000 And speaking of impressive, we can't forget about those iconic crests. 29 00:02:12,000 --> 00:02:14,000 Right, the things that give Delophosaurus its name. 30 00:02:14,000 --> 00:02:15,000 Exactly. 31 00:02:15,000 --> 00:02:19,000 Those crests are actually what make Delophosaurus so recognizable. 32 00:02:19,000 --> 00:02:26,000 We think they were made of thin bone, covered in keratin, similar to our fingernails, just on a much grander scale. 33 00:02:26,000 --> 00:02:31,000 So, instead of frills, like in the movie, it had these prominent crests on its head. 34 00:02:31,000 --> 00:02:32,000 Exactly. 35 00:02:32,000 --> 00:02:37,000 And while their exact purpose is still debated, we believe they were primarily for display purposes. 36 00:02:37,000 --> 00:02:38,000 Display. 37 00:02:38,000 --> 00:02:39,000 Like a look at me kind of thing. 38 00:02:39,000 --> 00:02:40,000 You got it. 39 00:02:40,000 --> 00:02:44,000 Think attracting a mate, or maybe even intimidating rivals. 40 00:02:44,000 --> 00:02:46,000 Kind of like a peacock's feathers today. 41 00:02:46,000 --> 00:02:52,000 So, these massive predators were strutting their stuff, showing off those crests millions of years ago. 42 00:02:52,000 --> 00:02:54,000 It's mind-blowing to imagine. 43 00:02:54,000 --> 00:02:57,000 But all that strutting must have worked up an appetite. 44 00:02:57,000 --> 00:02:59,000 What was on the Delophosaurus menu? 45 00:02:59,000 --> 00:03:02,000 Was it a picky eater, or would it pretty much eat anything that moved? 46 00:03:02,000 --> 00:03:05,000 Well, that's where things get even more fascinating. 47 00:03:05,000 --> 00:03:14,000 While Delophosaurus had all the hallmarks of a capable predator, strong legs, a powerful jaw, those sharp teeth. 48 00:03:14,000 --> 00:03:17,000 There's a curious gap in its jaw structure. 49 00:03:17,000 --> 00:03:18,000 A gap? 50 00:03:18,000 --> 00:03:19,000 What does that tell us? 51 00:03:19,000 --> 00:03:22,000 Well, it suggests a more specialized diet than we initially thought. 52 00:03:22,000 --> 00:03:27,000 You see, most predators have a continuous row of teeth for grabbing and tearing flesh. 53 00:03:27,000 --> 00:03:32,000 But this gap in Delophosaurus' jaw indicates a more specialized feeding strategy. 54 00:03:32,000 --> 00:03:35,000 So, not your typical rip and tear carnival? 55 00:03:35,000 --> 00:03:36,000 Not quite. 56 00:03:36,000 --> 00:03:42,000 Okay, so we've got a large predator living in a lush riverside environment with a specialized diet. 57 00:03:42,000 --> 00:03:45,000 What do we think? A dinosaur that preferred a fish supper? 58 00:03:45,000 --> 00:03:48,000 No, you're on the right track. Remember those fossilized footprints I mentioned earlier? 59 00:03:48,000 --> 00:03:54,000 Well, they show that Delophosaurus walked upright on two legs, which would have made it a swift and agile hunter. 60 00:03:54,000 --> 00:03:57,000 Perfect for chasing down prey along the river banks. 61 00:03:57,000 --> 00:04:01,000 Yeah. So, while the Jurassic Park depiction might have gotten some things wrong, 62 00:04:01,000 --> 00:04:05,000 it seems like they were on the right track with the whole spitting venom thing. 63 00:04:05,000 --> 00:04:10,000 Well, not quite. There's absolutely no evidence suggesting that Delophosaurus was venomous, 64 00:04:10,000 --> 00:04:12,000 or that it had a frill for that matter. 65 00:04:12,000 --> 00:04:14,000 Right. So, no venom, no frill. 66 00:04:14,000 --> 00:04:15,000 Right. 67 00:04:15,000 --> 00:04:18,000 Okay, well, even without those Hollywood embellishments, 68 00:04:18,000 --> 00:04:21,000 Delophosaurus is still a pretty remarkable dinosaur. 69 00:04:21,000 --> 00:04:23,000 I mean, it's even a state dinosaur, right? 70 00:04:23,000 --> 00:04:27,000 That's right. It holds the honor of being the state dinosaur of Connecticut. 71 00:04:27,000 --> 00:04:30,000 Connecticut? That seems a bit random. What's the connection? 72 00:04:30,000 --> 00:04:35,000 It might seem random, but it's actually a testament to the power of fossils. 73 00:04:35,000 --> 00:04:40,000 You see, a single Delophosaurus footprint was discovered in Connecticut, 74 00:04:40,000 --> 00:04:43,000 and that was enough to cement its place in the state's history. 75 00:04:43,000 --> 00:04:49,000 A single footprint? It really makes you wonder what other secrets are buried beneath our feet, just waiting to be unearthed. 76 00:04:49,000 --> 00:04:52,000 Absolutely. And that's what makes paleontology so exciting. 77 00:04:52,000 --> 00:04:57,000 Every new discovery has the potential to rewrite our understanding of the past. 78 00:04:57,000 --> 00:04:59,000 Delophosaurus is a prime example of that. 79 00:04:59,000 --> 00:05:02,000 I started this episode thinking I knew a thing or two about this dinosaur, 80 00:05:02,000 --> 00:05:04,000 but I'm walking away with a whole new perspective. 81 00:05:04,000 --> 00:05:08,000 No venom, no frill, but a whole lot of fascinating facts. 82 00:05:08,000 --> 00:05:11,000 And that's the beauty of paleontology. 83 00:05:11,000 --> 00:05:15,000 It's a constantly evolving field, always full of surprises. 84 00:05:15,000 --> 00:05:17,000 Just when you think you've got it all figured out, boom, 85 00:05:17,000 --> 00:05:20,000 a new discovery turns everything you thought you knew on its head. 86 00:05:20,000 --> 00:05:24,000 Who knows what other amazing secrets these ancient creatures are hiding. 87 00:05:24,000 --> 00:05:27,000 We just have to keep digging to find out. 88 00:05:27,000 --> 00:05:29,000 That's it for this prehistoric deep dive. 89 00:05:29,000 --> 00:05:35,000 Be sure to join us next time as we unearth more fascinating facts about the incredible world of dinosaurs. 90 00:05:35,000 --> 00:05:57,000 Until next time, keep exploring.