This is a real XXL Spinosaurus dinosaur teeth! This exceptionally thick tooth (with minor repairs) measures ~3.5" long and can be shipped worldwide!
These dinosaurs lived in what is now North Africa about 112-97 million years ago.
Spinosaurus could be the largest of all carnivorous dinosaurs, even bigger than Tyrannosaurus! Their diet included fish, and it is believed that they were semi-aquatic like a modern crocodilian! Spinosaurus had a large fin down its back, which is how it earned the name.