Werid Angelfish

[stevenrox]

ok so i think i saw it all my angelfish do this all the time they would steal each others wigglers and take them as their own but today i dont knkow if my silvers" stole" wigglers or moved them becaue their is a peice of slate with wigglers on the bottom and laying eggs on top werid but they must be good parents just sharing any body had this or werid stories like this?

 

[cockroach]

Never heard of this before. You sure it is not their own that were hidden?