The world's smallest antelope, Dik-Diks reach only 12"-16" in adulthood. On September 10th, the Phoenix Zoo welcomed a newborn Dik-Dik to first-time mother "Gidget." Weighing under 2lbs, smaller than most guinea pigs, the tiny calf has grown quickly since birth.

Read more about new baby Dik-dik "Moon" in a first hand account from the Phoenix Zoo's Hoof Stock Keeper by clicking "Continue reading" below and follow them on Twitter here.