They are known for creating disaster around the tank. If you have something that could be detroyed easily like plants, they would rip them. Then if there are geavels they would pick them up and build a nest around their caves. read more
In a sense, territoriality is the basis for every reason that cichlid fish move around the rocks in your fish tank (or, for that matter, why they also move the rocks around in your fish tank). Cichlids are known for being territorial and aggressive. read more
Gravel moving cichlids are often liek this and will create small nests to protect from other fish. They also get bored. Moving gravel gives them something to do. You can add larger rocks and wood pieces to give more objects for them to move. But in general, cichlids will rearrange the decor when and how they like. read more