WebApr 7, 2024 · The ornithopod—or bird-footed dinosaur—followed what was then the edge of a lake or marsh, possibly surrounded by conifers and gingko trees grown lush in an atmosphere containing two or more times the carbon dioxide as the present. The dinosaur walked with a hunched back, its shorter front legs a remnant of its bipedal ancestors. ... WebIt began in the 1960s with the revolutionary discovery of Deinonychus, a small predatory dinosaur that lived about 115 million years ago. It not only showed unique similarities to birds, but also appeared to be an …
Ornithopod dinosaur infraorder Britannica
WebNoun 1. bird-footed dinosaur - any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind... Bird-footed … WebThe theropod (meaning "beast-footed") dinosaurs are a diverse group of bipedal saurischian dinosaurs. They include the largest terrestrial carnivores ever to have made the earth tremble. What most people think … binary algorithm example
Theropod Dinosaurs - University of California Museum of …
WebJan 20, 2024 · All can trace their origins to a bipedal, mostly meat-eating group of dinosaurs called theropods ("beast-footed") that first appeared around 231 million years ago, during the late Triassic... Webdinosaur: 1 n any of numerous extinct terrestrial reptiles of the Mesozoic era Types: show 17 types... hide 17 types... ornithischian , ornithischian dinosaur herbivorous dinosaur with a pelvis like that of a bird iguanodon massive herbivorous bipedal dinosaur with a long heavy tail; common in Europe and northern Africa; early Cretaceous ... WebOrnithopods (the name is Greek for "bird-footed") are one of the classes of ornithischian ("bird-hipped") dinosaurs, the others being pachycephalosaurs, stegosaurs, … cypress base docker