hadrosaur

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Related to Hadrosaurs: iguanodons

hadrosaur

[′had·rə‚sȯr]
(paleontology)
A duck-billed dinosaur.
References in periodicals archive ?
How exactly the hadrosaurs made their way to the Sultanate provides an interesting puzzle.
As we crawled up the rock face picking up eggshell and tiny hadrosaur bones, we finally came to a level where there was a circle of eggshell surrounding a miniature skeleton
They've found more than 300 dinosaurs from 35 species, duck-billed hadrosaurs to horned ceratopsians.
Hasiotis adds that the findings told them a lot about how hadrosaurs lived as families within the warmer-than-expected Arctic climate.
The tail apparently belonged to a hadrosaur, a slow planteating duck-billed beast that grew 30-40 feet, grazed on all fours similar to a cow and a horse, and roamed in herds through that region about 73 million years ago.
In 2009, British scientists, led by a geologist from the University of Leicester, took a very close look at the fossilized teeth of hadrosaurs.
Our results show a clear decline in hadrosaur disparity, and therefore ecological variability, leading up to the extinction (and we are almost certain that the same pattern applies to the horned ceratopsid dinosaurs during that same interval).
An early crested hadrosaur (duck-bill), this bird-hipped dinosaur is a relative of the North American Parasaurolophus and provides clear evidence that the two continents were connected in the last dinosaur period.
Last summer, Murphy and his team unearthed a 7 meter (23 foot)-long fossil of a hadrosaur (duckbilled dinosaur).
Hadrosaurs were quadrupedal and spent much of their time on the move; I suspect they would be largely red meat," Varricchio said.
Why might scientists conclude that hadrosaurs were quadripeds?
Krauss examined a collection of teeth from hadrosaurs and ceratopsians--two different groups of plant-eating dinosaurs--unearthed in Dinosaur Provincial Park in Alberta, Canada.