And most of what we do know is based on their habit of coming to the surface -- we try and guess what they're doing from their behavior on the surface.
ومعظم ما نعرفه عنها يعتمد على عادتها في القدوم الى السطح ونحن نحاول ان نعرف مالذي يفعلونه بسلوكهم هذا على السطح