Zebroid Zebroid A zebroid is the offspring of any cross between a zebra and any other equine: essentially, a zebra hybrid. In most cases, the sire is a zebra stallion. Offspring of a donkey sire and zebra dam, called a zebra hinny, or donkra, and offspring of a male horse and a female zebra called a hebra do exist, but are rare and are usually sterile and infertile. Zebroids have been bred since the 19th century. Charles Darwin noted several zebra hybrids in his works. Zebroid is the term generally used for all zebra hybrids. The different hybrids are generally named
Male/Female (Borofsky) as the centerpiece of a re-designed plaza in front of Penn Station. The project celebrated the Municipal Art Society's centennial and was completed in 2004. The sculpture was given to the City as a gift. "Male/Female" has generated considerable controversy ever since its installation. Its defenders cite the contemporary imagery and artistic expression as complementing an urban landscape, while opponents criticize what they decry as a clash with Penn Station's Beaux-Arts architecture, detracting from its classic lines. It has been named both Baltimore's kinkiest piece of public art, "The Invasion of the 50-Foot She-Male" that "bends genders and may very