They were discovered in 1901 in the Democratic Republic of Congo and are often called "forest giraffes" because they share a common ancestor with giraffes. However, they are more closely related to okapis than to giraffes.
What are the giraffe deer like animals that were discovered in 1900s called?
The giraffe-like animals discovered in the 1900s are called Okapi (Okapia johnstoni).