Never underestimate a hippopotamus.
According to Inside Edition, Carol Kirken, a grandmother from Michigan, was tragically killed in Tanzania where she was vacationing with her son.
A highly adventurous woman, Kirken was there to see a hippo migration, but things took an unexpectedly brutal turn.
While it’s unclear what exactly happened, Kirken was fatally attacked by a hippo and died in her sons arms.
To learn more, watch the video above.