What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

What is the anatomical name of this design choice to have spikes on the back in paleoart? Which dinosaurs do we know had these and how do we know? : r/Dinosaurs

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