Since the advent of hydrophones, underwater listening devices, researchers have been amazed at the many sounds emanating from the deep. Ranging from a low hum to a mew and even shrieks, these sounds are so abundant that submariners have exploited them to camouflage their own operational noises.
თაფლიჭამია ხეს აგნებს, კლანჭებით ჩიჩქნის ხის ტანს და პირის ჩატკბარუნებით გულს იჯერებს ხოლმე.