Unlikely bond forms between bison Gertie and kangaroo Penny at Six Flags

NEW JERSEY (PIX11) – Two animals have formed an unlikely bond at Six Flags Great Adventure's Wild Safari. A bison calf named Gertie and a kangaroo named Penny have become best buds, according to officials. “Animals have a way of surprising us, and the friendship between Penny and Gertie is certainly something special,” said Dr. [...]