Will there be an ape escape 4

I don't know if it will be called Ape Escape 4, but a game is in the making, according to siliconera. It will be for the PlayStation Move, and is scheduled to Q3/Q4 of the year.
They are also making a Million Monkeys 2. Both will be on PS3.

source : http://www.siliconera.com/2010/07/01/all-about-ape-escape-on-playstation-3/