Help identifying shrimp

[JuiceBox52]

Hi i bought this little guy awhile ago in a group of ghost shrimp. All of the other shrimp have either disappeared or are really good at hiding... he has since become very yellow? Could he be a different species?

 

[thuctoanvietnamese]

in vietnamese forum we call this "feeding shrimp".they can eat others shrimp,even small fish

 

[thuctoanvietnamese]

Maybe it ate another shrimp so it has this color