The rumored mecha, which can be called either the Jungle-Oh or Moujuu-Oh has the following combination: gorilla or elephant or man (Red), whale (Blue), giraffe or tiger (Yellow), flamingo (Pink), and crocodile or lizard (Green).
A "GunMetal" color was also mentioned and this color is associated with a bat mecha. Now for the show's gimmicks, the collectible items for this show are Kiba Holders, and that Pink is also known as the Beast Princess.
Lastly, the show is rumored to be a "follow-up series" to Gaoranger. It's not clear if this show is rumored to be a Gaoranger sequel or a show that will reference Gaoranger a lot.