To test prosimian social learning abilities, Stoinski and her team built a snack-filled tube with two different ways to open it -a hinged door and a sliding door.

To test prosimian social learning abilities, Stoinski and her team built a snack-filled tube with two different ways to open it — a hinged door and a sliding door.

In order to study the attenuation of neurovirulence of SA14 14 2 attenuated vaccine virus, monkeys and mice were tested with the strain and its parent SA14 virulent strain.