CNNColombia's 'cocaine hippos' must be culled, scientists say -- but not everyone agreesJan 19, 2021Jack GuyBy Jack Guymore_vert
The TelegraphColombia's rapidly breeding 'cocaine hippos' must be stopped, scientists sayJan 17, 2021Mathew CharlesBy Mathew Charlesmore_vert
New York Post Colombia's 'cocaine hippos' must be stopped: scientistsJan 17, 2021Jackie SaloBy Jackie Salomore_vert