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Topic: Lawrence Witmer

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Science News // 1 decade ago

Young dinosaurs likely had different diets

While adult tyrannosaurs used their size and a powerful bite to kill large prey, youngsters used speed and agility to hunt smaller game, U.S. researchers say.

Science News // 1 decade ago

Study: Dinosaurs had big head air cavities

U.S. scientists using computerized tomography scanning have found dinosaurs had much larger air cavities in their heads than had been thought.

Science News // 1 decade ago

Dinosaur head crest function is determined

U.S. and Canadian scientists say they've determined the bony crests on the heads of duck-billed dinosaurs might have been used for communication.

Science News // 1 decade ago

Evolutionary oddity found in flamingos

U.S. scientists say they have discovered an anatomical oddity that helps flamingos in the eating process -- erectile tissue. The Ohio University researchers say flamingos are known for a peculiar feeding behavior; while standing in shallow water, they til

Science News // 1 decade ago

Tyrannosaurus rex may have been scavenger

U.S. researchers belive the dinosaur Tyrannosaurus rex might not have been a predator, but a scavenger.

Science News // 2 decades ago

Flying dinosaurs had huge wing spans

The first flying vertebrates in the age of dinosaurs managed to stay airborne despite being as large as small planes, researchers said Wednesday.

Quotes

Maybe all dinosaurs, even the predominantly scaled ones, had fuzzy parts
'Fuzzy' dinosaur fossils found Mar 19, 2009

No one ever anticipated finding something like this, and now we're scratching our heads trying to understand the role these tissues play
Evolutionary oddity found in flamingos Oct 30, 2006

They recruited the wing as this extra sensory organ and linked it with neck, head and, ultimately, eye movement
Flying dinosaurs had huge wing spans Oct 29, 2003

It was using its powerful neck like the handle of a pickax
Ancient 'terror bird' lived up to name Aug 18, 2010

It's one of the secrets of success for tyrannosaurs -- the different age groups weren't competing with each other for food because their diets shifted as they grew
Young dinosaurs likely had different diets May 10, 2011