english: If a grouper chases a fish into a crevice in the coral, it will sometimes go to where it knows a moray eel is sleeping and it will signal to the moray, "Follow me," and the moray will understand that signal.
non_english: Ak garupa zaženie pri love nejakú  rybu do štrbiny v korale, zájde na miesto, o ktorom vie,  že tam spí muréna a muréne dá signál, aby ho nasledovala a muréna tomu signálu porozumie.