Can a human hear a whale?
Humans can only hear part of the whales’ songs. We aren’t able to hear the lowest of the whale frequencies. Humans hear low frequency sounds starting at about 100 Hz. Researchers have noted that whale songs sound very similar to the songs of hoofed animals, such as.
How far away can a whale be heard?
A passenger jet at take off makes a noise that is 120 decibels. Blue whales sound can be heard at a distance of over 500 miles (800 kilometres) – as long as you can hear that frequency (i.e. if you’re another blue whale).
Can blue whale swallow a car?
You better think that it can swallow small ships, cars, even people! But to be honest a grapefruit is the biggest thing a blue whale can swallow because its throat takes the size of a small salad plate. Actually they feed on plankton, small fish and marine crustaceans.
Which is the largest animal in the world?
Antarctic blue whale
Why is it so quiet underwater?
But we can barely hear underwater sound when we’re standing in the air, because the water surface acts like an acoustical mirror from both sides. The dense, strongly-bonded molecules in water can’t push efficiently on the loose, freely-travelling molecules in air, so very little sound travels across the boundary.
How do dolphins talk to humans?
Dolphins communicate using a vast array of sounds and nonverbal gestures. Like humans, dolphins use both verbal utterances and nonverbal gestures to communicate with one another. These include whistles, clicks, and loud broadband packets of sound called burst pulses.
Can dolphins hear a baby’s heartbeat?
Dolphins might even have the ability to detect a fetal heartbeat in a woman they have never bumped up against before, he added.
Do dolphins like being touched?
Even though equipped with a huge smile and a seemingly forever-harmonious disposition, dolphins and whales are wild animals. Always remember this fact. DO NOT TOUCH the dolphins. If the dolphins want physical contact with people, they will initiate it.