In the rainforests of the Democratic Republic of Congo (DRC), scientists have identified a previously unknown species of African monkey—one of the rarest discoveries in modern primatology.

A monkey that has striking pinkish-orange lips and a black face - and lives in the forests of the Democratic Republic of Congo - has been confirmed as a new species to science.

"This discovery is both exciting and deeply personal, highlighting the extraordinary biodiversity of my homeland and how much remains undocumented," Junior Amboko, co-corresponding author, a Ph.D. stu...