>Modern computerized tomography (CT) scans of dinosaur chest cavities five years ago found the apparent remnants of complex, four-chambered hearts more like mammals and birds.
>Earlier this year, rare soft tissue of a T. rex showed its blood vessels were similar to those of an ostrich.
>Meanwhile, sketchy evidence in recent years had suggested dinosaur bones might contain air cavities. Still, some experts contended dinosaurs breathed more like crocodiles.
Interesting stuff. Thanks.
It might take them another 50 years, but eventually, they’ll admit that most Dinsouars were nothing more than big birds.
...eventually, they’ll admit that most Dinsouars were nothing more than big birds.
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I can understand that view for the two legged dinos, but it wouldn’t apply to the four legged ones which were huge herbivores. ...JMO