not as strange as dolphin playing frizbee with live sting rays till they die.
i've read that mola mola ospring sink to the abysal pelagic, and grow up their, moving from bottom to top at night to feed on phytoplankton when they are least volnerable, but do not source me on that. i have also heard some people eat them, and the tase excelent, though you shouldn't, it would be worse than spearing a jew fish.