What animal has the strongest head and mouth?

It's difficult to say definitively which animal has the strongest head and mouth because strength can be measured in different ways, and depends on what we're considering "strength" to mean.

Here are some contenders, each excelling in different aspects:

* Hippopotamus: While not the largest animal, the hippopotamus has incredibly powerful jaws capable of crushing bone. Their bite force is among the highest of any land mammal, reaching up to 1,800 PSI.

* Great White Shark: This apex predator has powerful jaws with rows of razor-sharp teeth designed for ripping flesh. They can generate immense force with their bite, reaching over 4,000 PSI.

* Saltwater Crocodile: These reptiles possess massive heads and powerful jaws with teeth that can deliver a bite force exceeding 3,700 PSI. Their bite is considered the most powerful of any living animal.

* African Elephant: These giants have enormous heads and powerful tusks used for digging, fighting, and moving heavy objects. While their bite force is not the highest, their sheer size and strength make them formidable.

Ultimately, it depends on what we consider "strength". If we're focusing on sheer bite force, the saltwater crocodile takes the crown. However, if we consider the overall strength of the head and mouth, including size, force, and functionality, then the African elephant may be a better contender.