Spinosaurus was the biggest of all the carnivorous dinosaurs larger than tyrannosaurus and giganotosaurusit lived during part of the cretaceous period about 112 million to 97 million years ago . Spinosaurus is the current record holder in the worlds largest carnivorous dinosaur category full grown 10 ton adults outweighed tyrannosaurus rex by about a ton and giganotosaurus by about half a ton although paleontologists speculate that certain giganotosaurus individuals may have had a slight edge since so few spinosaurus specimens are extant its possible that other individuals . Spinosaurus spined lizard was a theropod dinosaur that existed in what is now north africa during the cretaceous period spinosaurus is the largest of all known carnivorous dinosaurs even larger than carcharodontosaurus giganotosaurus and tyrannosaurus rex its most distinctive feature. New david attenborough series dynasties coming soon watch the first trailer here https wwwyoutubecom watchvjwi1e check out bbc earth on bbc online
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