The animal with the strongest bite force of any living animal today is the saltwater crocodile. This crocodile has a bite force of 3,700 pounds per square inch.
Other animals in the running for the strongest bite force award are the American alligator with a bite force of 2,125 psi, the jaguar at 2,000 psi and the hippopotamus with a bite force of 1821 psi.
To put these numbers in perspective, humans have a bite force of around 120 psi and large domestic dogs come in at around 320 psi. Grizzly bears have a bite force of around 1,200 psi, and the gorilla comes in at around 1,300 pounds per square inch.