Assertion: meat eating dinosaur | /r/HasAspect | complex system of air sacs
Facets:
value: according to a 2005 investigation
type: OTHER
Source sentences:
text: Large meat-eating dinosaurs had a complex system of air sacs similar to those found in modern birds, according to a 2005 investigation led by Patrick M. O'Connor.
text: Large meat-eating dinosaurs had a complex system of air sacs similar to those found in modern birds, according to a 2005 investigation led by Patrick M. O'Connor.