This is "Stan" from the Black Hills Institute in Hill City, South Dakota.
Stan was found with a (healed) hole in the back of his skull the same size as a tyrannosaur tooth. Perhaps he was attacked by the tyrannosaur that visited the bend in the river in The Dinosaur Four.
National Geographic has an interesting article about the case for feathers in Tyrannosaurus.
Tyrannosaurids may have borne anything from a few feathery tufts to decadent coverings of fuzz. The dinosaur’s appearance is open to multiple hypotheses. Scales-only cannot be taken as the default any more than totally-feathery tyrannosaurids can. But given how the story of dinosaur feathers has unfolded, I’d bet on the fuzz.
Read more at Feathers for Tyrannosaurs.
Birds evolved from dinosaurs, and dinosaur fossils are often covered with impressions of feathers, which made some palaeontologists speculate whether feathers were a common trait that appeared early in their history. Now a team analysing feathers on the overall dinosaur family tree argues this is taking things too far.
Read more at Nature.
Geoff Jones is the author of the sci-fi thriller