This ancient sea reptile had a slicing bite like no other
The mosasaur’s unusual cutting teeth may have been used to take on prey much larger than itself
![mosasaur Xenodens calminechari scavenging a plesiosaur carcass](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/01/01221_jb_mosasaur-teeth_feat.jpg?fit=1030%2C580&ssl=1)
The razor-toothed mosasaur Xenodens calminechari (illustrated here) scavenges a carcass of the plesiosaur Zarafasaura oceanis in the late Cretaceous.
Andrey Atuchin