Do we know if the gorillas behave differently in the wild when they have territory/food/mates to protect?
Possibly the low frequencies of the sound resonate on the wall behind you at a low enough level that you don't consciously "hear" them but your body/brain does and this allows you to locate the sound? Another possibility would be that…
Do we know if the gorillas behave differently in the wild when they have territory/food/mates to protect?
Possibly the low frequencies of the sound resonate on the wall behind you at a low enough level that you don't consciously "hear" them but your body/brain does and this allows you to locate the sound? Another possibility would be that your "higher" brain is overriding your "lower" brain and it has learned that sound comes through windows?
Basically, if you hear the same sound with a delay from two different directions, you will perceive it as coming from the direction of whichever arrived first, even if that's quieter. (I guess this is an adaptation we have precisely to deal with exactly the kind of situation I described!)
Do we know if the gorillas behave differently in the wild when they have territory/food/mates to protect?
Possibly the low frequencies of the sound resonate on the wall behind you at a low enough level that you don't consciously "hear" them but your body/brain does and this allows you to locate the sound? Another possibility would be that your "higher" brain is overriding your "lower" brain and it has learned that sound comes through windows?
I'm really not sure regarding the gorillas.
Regarding the sounds, it looks like the correct answer is pretty close to your first possibility: https://en.wikipedia.org/wiki/Precedence_effect
Basically, if you hear the same sound with a delay from two different directions, you will perceive it as coming from the direction of whichever arrived first, even if that's quieter. (I guess this is an adaptation we have precisely to deal with exactly the kind of situation I described!)