animal
Kudu :striped African antelope
Gnu: noun: large African antelope having a head with horns like an ox and a long tufted tail
You may be thinking of the gnu. - Okapi - Oribi (Ourebia ourebia) Impala. This is an African antelope which is reddish brown in colour with a white underbelly. It has lyre-shaped horns. See http://en.wikipedia.org/wiki/Impala for details. Impala. The Impala. The gnu. gnu gnu The answer is: Gnu. So far, the list includes gnu, impala, okapi, and oribi. Other possibilities are bongo, gazelle, kudu, nyala, or walleri.
Kudu
giraffes, zebras, wildebeest (gnu), kudu, springbok, jackals, lions, hippos, rhinos, baboons, impala, etc.
Kudu + Zebra
Antelope, caribou, chamois, chevrotain, dik-dik, elk, gazelle, gnu, impala, okapi, springbok, Thomson's gazelle- most likely gnu; a large antelope with a head resembling that of an ox, a short mane, a beard, downward curving horns, and a tufted tail. Native to Africa.
The kudu is an antelope, and is a mammal.
The anwser is it is called Kudu
GNU is an abbreviation of "GNU's Not Unix"
Kudu are an entire species, they are not a combination of any animal. There is even two "sub-"species. But kudu are just kudu.