Elephants are an outlier in terms of animal species, they have something genetic that prevents cancers. For most animals, the mass of the animal does correlate

Elephants are an outlier in terms of animal species, they have something genetic that prevents cancers. For most animals, the mass of the animal does correlate with cancer rates: “having a greater number of body cells, and a higher number of cell divisions, usually increases the chance of accumulating the mutations that can lead to cancer” https://www.livescience.com/52432-elephants-cancer-resistance.html https://www.livescience.com/52432-elephants-cancer-resistanc...