Add Yahoo as a preferred source to see more of our stories on Google. Hippos will kill other animals, like crocodiles, that enter their territory, especially when protecting babies. Hippos and whales ...

Besides, hippos are a vulnerable species in Africa where their population is declining dramatically, it makes no sense to kill almost 200 of them because of the unproven perception that they can ...

Source: Steven Castaño/with permission. The case of the Colombian hippopotamuses is a clear example of "bioxenophobia" (or biological xenophobia, a dislike of invasive, alien species) and bias in ...