english: So the large baleen whales will produce long, beautiful songs, which are used in reproductive advertisement for male and females, both to find one another and to select a mate.
non_english: Veľké kosticové veľryby produkujú dlhé, prekrásne piesne, použité ako upútavka na rozmnožovanie pre samcov a samičky, aby sa navzájom našli a vybrali si partnera.