The African giant pouched rat has an exceptional sense of smell and is a social and intelligent animal that can be trained.

APOPO's HeroRATS program uses trained rats to detect TB, offering a cost-effective and accurate solution for early diagnosis.

And so Weetjens founded APOPO, a nonprofit rat training organization in Tanzania, home to the largest and longest-living rat species. Some of the African giant pouched rats trained by APOPO can ...