Dinosaurs When did Dinosaurs Live? The first dinosaurs lived about 230 million years ago! Dinosaurs were on the earth for about 165 million years! The dinosaurs went extinct 65 million years ago, How Many Dinosaurs were there? There were more than 600 different kinds of dinosaurs! Lots of dinosaurs still haven’t been discovered. How did Dinosaurs get Around? • Some dinosaurs Fly. • Some dinosaurs walk on the land. • Some dinosaurs live in the water. What did Dinosaurs Eat? Some dinosaurs ate meat (other dinosaurs). They are called carnivores. Some dinosaurs ate plants. They are called herbivores . Iguanodon • Iguana tooth • Herbivore (plant eating) • Used their spiky thumbs for defense • Lived in the early Cretaceous period Deinonychus Deinonychus • Terrible Claw • Carnivore • 5ft tall • Lived during Cretaceous Period • Smartest Dinosaur • Sharp teeth • 3 fingers with claws • 4 Toes with retractable claws • Deinonychus - Dinosaurs For Kids - KidsDinos.com Pachycephalosaurus Pachycephalosaurus • Dome-Headed Dinosaur Pachycephalosaurus • • • • • • • Thick-Headed Lizard Herbivore Late Cretaceous Period Sharp, small teeth Good sense of smell Walked on 2 legs Pachycephalosaurus Dinosaurs For Kids KidsDinos.com Allasaurus Allasaurus Allosaurus • Means “Different Reptile” • Carnivore • 10 feet tall • Late Jurassic Period • Short arms with 10 long dagger claws • Sharp, pointy teeth • High Intelligence • Allosaurus - Dinosaurs For Kids - KidsDinos.com Parasaurolophus Dilophosaurus Dilophosaurus had a dewclaw • “Double-crested” Lizard • Carnivore- One of the 1st large, meat-eating dinosaurs • Early Jurassic Period • Speedy, Bipedal Predator • 3 finger-hands & 4 toed-feet all with claws • Dilophosaurus - Dinosaurs For Kids KidsDinos.com Dilophosaurus Dilophosaurus Dilophosaurus • • • • • • • • • “Covered Lizard” or “Roof Lizard” 9 feet tall, 26-30 feet long Herbivore Late Jurassic Period Plated Dinosaur- Large, flat, bony, triangular plates along its back (17) A heavy, spiked tail for protection Toothless beak and small cheek teeth Walked on four legs, but the back legs were twice as long as its front legs Stegosaurus - Dinosaurs For Kids - KidsDinos.com Ankylosaurus Ankylosaurus • “Fused Lizard” • Herbivore • 25-25 feet long, 4 feet tall • Slow-moving, bulky body • Covered with sharp spikes and bony armor • Strong club like tail to swing at attackers • Beak shaped mouth, small weak teeth • Large legs with hoof-like claws • Ankylosaurus - Dinosaurs For Kids - KidsDinos.com Ankylosaurus Ankylosaurus • “Tyrant Lizard King” • Carnivore (ate large dinosaurs) • Terrifying Hunter • Small hands, large head, walked on 2 legs • Claws on its toes • Scaly, bumpy skin • It’s head was full of holes • 15-20 ft tall, 40 ft long • Late Cretaceous Period • USA, Canada, E. Asia • Tyrannosaurus - Dinosaurs For Kids Cone-shaped, KidsDinos.com serrated teeth that • Zoom Dinosaurs were continually EnchantedLearning.com replaced. Triceratops “Three-horned face” Horned Dinosaur Herbivore 30 ft long Late Cretacous Period • Charged into enemies • Herding animal • • • • • • tyrannosaurus rex - Google Image Search Triceratops • • • • • “Arm Lizard” Herbivore 80-85 ft long Late Jurassic Period Front Legs longer than the hind legs • 1 of the tallest and largest • A claw on the first toe of each front foot and claws on the first three toes of each rear foot • Brachiosaurus - Dinosaurs For Kids KidsDinos.com • chisel-like teeth • nostrils were on the top of its head • large nasal openings indicating that it may have had a good sense of smell • 26 teeth on its top jaw and 26 on the bottom for a total of 52 teeth towards the front of the mouth. Gallimimus • • • • • • • • • “Rooster Mimic” Omnivore Fast-moving, bipedal Bird-like/ostrich dinosaur Head was good for digging in the mud Toothless beak Short arms with 3 clawed fingers on each hand High intelligence Gallimimus - Dinosaurs For Kids - KidsDinos.com Gallimimus