Some studies conducted in perfect laboratory conditions show that ultrasonic sound can be fatal to certain species by critically increasing their body temperature or causing audio-induced seizures. 27 нояб. 2017 г.
How do animals use ultrasonic sound?
Animals such as bats and dolphins send out ultrasound waves and use their echoes, or reflected waves, to identify the locations of objects they cannot see. This is called echolocation. Animals use echolocation to find prey and avoid running into objects in the dark.
Is ultrasonic sound harmful?
Ultrasound Safety and Health Risks Ultrasound at sufficient sound pressure levels can cause hearing damage even if it cannot be heard.
What animals hear ultrasonic sounds?
Ultrasonic sound waves are the waves having frequency above 20,000 hertz. Animals such as bats, dos and dolphins can hear these high pitched sounds. So, the correct answer to this question is dogs, bats and dolphins.
What are the effects of ultrasonic sound?
High frequency sound causes two types of health effects: on the one hand objective health effects such as hearing loss (in case of protracted exposure) and on the other hand subjective effects which may already occur after a few minutes: headache, tinnitus, fatigue, dizziness and nausea.