Scientists uncovered a new monkey species in the Congo rainforest.
The primate has flashing orange lips.
This is striking from other monkeys known in the area.
Researchers conducted fieldwork in a remote part of the rainforest.
They monitored local groups for months.
The team detected different physical traits at once.
Samples were taken for testing.
They cross‑checked results to existing records.
Experts devoted time scrutinising before confirming the discovery.
The species now has a name derived from its orange lips.