Why would you assume that the order of magnitude of the animal is similar to the wavelength? Elephants can communicate with as low as 1hz. The wavelength of tha

Why would you assume that the order of magnitude of the animal is similar to the wavelength? Elephants can communicate with as low as 1hz. The wavelength of that is over 300m. If the amplitude is high enough, human too can comfortably “feel” infrasonic.