Zebra black and white at birth. Plains and mountain zebra foals are protected by their mothers, as well as the head stallion and the other mares in their group. Grévy's zebra foals have only their mother as a regular protector, since, as noted above, Grévy's zebra groups often disband after a few months. Attempts have been made to train zebras for riding, since they have better resistance than horses to African diseases. While occasionally successful, most of these attempts failed due to the zebra's more unpredictable nature and tendency to panic under stress. For this reason, zebra-mules or zebroids (crosses between
Zebra murders Zebra murders The "Zebra" murders were a string of racially motivated murders that took place in San Francisco, California, from October 1973 to April 1974. A group of male Black Muslims who called themselves the "Death Angels" committed at least 15 murders and 8 attempted murders, entirely against white victims. However, some authorities believe they may have killed as many as 73, or more, victims. Criminology professor Anthony Walsh wrote that the "San Francisco–based Death Angels may have killed more people in the early to mid-1970s than all the other serial killers operating during that period combined." Police named the