The ibex (or steinbok) is several species of wild goat. The horns of the male are flattened, have two longitudinal ridges at the sides, and are crossed by numerous transverse knots. The horns of the female are short, more erect, with three or four knots in front. The Alpine ibex (Capra ibex) is the best known. The Spanish, or Pyrenean ibex (Capra Hispanica) has smoother and more spreading horns. Research Ibex
The steinbok (Nanotragus campestris) is a small antelope found in south and east Africa. The horns of the male are notable in rarely exceeding ten centimetres and the animals stand under 60 centimetres tall. Research Steinbok
 
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Matt and Leela Probert