Northern giant mouse lemurs may be tiny, but they have a striking trait: remarkably large testicles. The primates only weigh around 10 ounces (300 grams), but they have the largest testes-to-body ...

There, at the top of the tree, is an Indri, which is the largest lemur in Madagascar. The reason it's thought that we find lemurs here in Madagascar, in Madagascar alone, is because there are no ...

If humans had a similar body ratio to the northern giant mouse lemur, their testicles would be the size of grapefruits.