Dinos straddled line between cold- and warm-blooded
Ancient creatures’ metabolisms were more like those of tuna, not birds or reptiles
MIDDLE OF THE PACK Dinosaurs’ metabolisms fit somewhere in between cold-blooded reptiles and warm-blooded mammals and birds, a new analysis of growth rate and energy-use data suggests.
J. Grady
Dinosaurs weren’t quite like cold-blooded reptiles, but they weren’t like warm-blooded birds either.