
Elephants rarely get cancer, and their giant, hot testicles might provide a clue as to why.
The idea comes down to a protein called p53, which helps prevent DNA damage in cells — including damage that could turn a normal cell into a cancerous cell.

Elephants rarely get cancer, and their giant, hot testicles might provide a clue as to why.
The idea comes down to a protein called p53, which helps prevent DNA damage in cells — including damage that could turn a normal cell into a cancerous cell.