Black rhinos boast two horns, the foremost more prominent than the other. Rhino horns grow as much as three inches a year, and have been known to grow up to five feet long. Females use their horns ...

Black rhinos are known to be the most aggressive ... its balance and dealt blows to the elephant with its horn – 5 feet in ...

A black rhino raised at a North Yorkshire zoo has given birth to a calf after being released in Rwanda. Olmoti, an eastern black rhinoceros, arrived at Flamingo Land in 2015 with her mother Samira.