Pablo Escobar’s Hippos, Friend or Foe for Colombia’s Ecosystem?

While many of us have probably read about Pablo Escobar’s hippos that escaped his zoo, it’s been unclear to biologists what sort of impact the hippos have had on Colombian ecosystems. There are currently 80-100 animals in the Magdalena River and researchers estimate that in 20-40 years there could be thousands. As NatGeo explained, for […]

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