@sharkbitesteve It's this paper: https://t.co/rb7RxNTU1k, and here's Don's model of a floating Tyrannosaurus. Note that his programs predict the floating postures of crocs and birds just fine so, assuming the parameters of the dinosaur models are accurate, this is probably reasonable. https://t.co/llv8xdfrjX
The riddle of Spinosaurus aegyptiacus’ dorsal sail
https://t.co/4K5EDgUnt6
A buoyancy, balance and stability challenge to the hypothesis of a semi-aquatic Spinosaurus Stromer, 1915 (Dinosauria: Theropoda)
https://t.co/AVHhaY1iCD