Since then, the coalition has successfully installed functioning water systems and provided food on a daily basis for the abandoned chimpanzees.
Now that they don't have to worry about basic survival, the chimps can go back to more rewarding activities, like spending time with their families and playing.
For Desmond, that's meant getting to see Finn's personality grow into a lovable young chimpanzee.
"He never fails to make us laugh," Desmond said. "Especially with his love of twirling around in the water, playing while the food is delivered."