Jungle Wars OVA (1991)

Jungle dad and his son Jungle Boy who live in the jungle of nature. One day, a poaching organization, the Goat Group, appears in the jungle and turns the captured animals into their own private soldiers. Moreover, even the jungle dad was captured. The jungle boy, like other animals, begins pursuing the enemy with Sasuke, a monkey who was damaged by the Goat group. An OVA produced in conjunction with "Jungle Wars" released as Game Boy software.