It’s been 226 years since humans last beheld a bluebuck—and we don’t know what we’ve been missing. The bluebuck was a species of antelope, but an especially elegant one—a trim, fleet beast, measuring about 4 ft. tall at the shoulders and 10 ft. from nose to rump, with long, sharp, backward curved horns measuring 22 inches from skull to point. Its belly was white and its face was brown, but the rest of the animal’s body was covered in a singular gray-blue coat. When it ran at its peak velocity