In the realm of dinosaurs, the duel between Spinosaurus and T-Rex captivates the imagination. These fierce creatures, part of the Tyrannosauridae family, have long fascinated scientists and enthusiasts. This article delves into fifteen key distinctions between these iconic predators, covering aspects like size, locomotion, footprints, speed, skull size, teeth length and shape, bite force, classification, habitat, behavior, diet, and extinction.

In the realm of prehistoric creatures, Giganotosaurus and T-Rex stand as titans, each with their own distinctive traits and fighting prowess. This article delves into the fifteen key differences between these iconic dinosaurs, focusing on the intricacies of their size and combat abilities.

Shameless plug. One of my former PhD students, Katie Davis, is second author on "Dinosaurs and the Cretaceous Terrestrial Revolution" (doi:10.1098/rspb.2008.0715), which came out recently in Proceedings of the Royal Society . The abstract: Now, if we could just get the bird supertree paper out the door...