Kamen Rider Jungle

"Im just a Zoologist fighting for Justice in the Animal Kingdom,remember that."

Plot
sometime after the events of Kamen Rider Decade, a Zoologist named Diego discoveres a Race of beings named KaizouZyu, Ganma-looking beigns which can absorb DNA and come in Pairs. He and a Mysterious Girl named Kamen Rider Hunt and a Good Kaizou Pair, have to fight against these foes to Protect the Fauna of Earth... with some assistence by the Past Riders.