The left hip and leg bones from a young female Paranthropus robustus discovered in South Africa show she was extremely short ...

The fossilized remains of one of the smallest known human relatives have been unearthed in South Africa’s Cradle of Humankind ...

"The condition's also affected my height," she adds. "I'm 25 years old and I'm only 2 feet 6 inches tall." Her mother Melissa and twin brother Austin also live with osteogenesis imperfecta.

And yet, its humerus (an arm bone) is quite human-like. Characteristics of its tibia (a lower leg bone) indicate that A. anamensis walked on two feet. This species includes "Lucy," the 3.2 million ...