Sentences with phrase «billed hadrosaurs»
Dr Albert Prieto - Marquez, Research Associate in the School of Earth Sciences who co-led the research, said: «Some of the immensely successful duck - billed hadrosaurs of the Late Cretaceous might have been eating flowering plants, but their tooth wear patterns, and especially close study of their coprolites — that's fossil poops — shows they were conifer specialists, designed to crush and digest the oily, tough needles and cones.»
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That layer also contained numerous fossils of Maiasaura, a type of large, herbivorous duck - billed dinosaur, or hadrosaur (SN: 8/9/14, p. 20).
Of these, six species would have coexisted at any one time, including two types of ankylosaurs (tank - like armoured dinosaurs), two types of hadrosaurs (duck - billed dinosaurs), and two types of ceratopsids (horn - faced dinosaurs).
Sellers and his team used a laser scanner to create a 3D computer model of the skeleton of an Edmontosaurus, a type of hadrosaur or «duck - billed» dinosaur, and added virtual muscles to make it move.
The dinosaur — a hadrosaur, or duck - billed plant - eater — apparently died in a soggy spot.
A few years ago, Fassett's colleagues were digging in a fossil - rich area of New Mexico when they uncovered the four - foot - long fossilized thighbone of a duck - billed, plant - eating hadrosaur in a sandstone cliff.
Earlier this week scientists studying fossilized teeth from a hadrosaur revealed how the duck - billed dinosaur chewed plants for food.
Most of the tracks, made somewhere between 69 million and 72 million years ago, were left by hadrosaurs, commonly known as duck - billed dinosaurs (the crested creatures in this artist's representation).
The creature, a type of duck - billed dinosaur or hadrosaur, was abundant in the region about 70 million years ago.
He and his research team through funding by the National Science Foundation, have found two new dinosaurs in Antarctica including a «Jurassic Park - like» raptor or deinonychosaur in 2003 and a duck - billed dinosaur or hadrosaur in 1997, both finds added new families of dinosaurs to the list of Antarctic dinosaurs.