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Default_user
over 4 years ago in ABD000cd2v

#constant-frequency #searching-call near the end above the insect sounds.

Default_user
almost 5 years ago in ABD000ccqx

Another very subtle one. #constant-frequency #searching-call

Default_user
almost 5 years ago in ABD000ccal

Nice little #constant-frequency #searching-call

Default_user
almost 5 years ago in ABD000b5r3

I agree. Looks like you have #constant-frequency searching calls at the bottom of the sonogram with associated harmonics towards the top...

Default_user
almost 5 years ago in ABD000a2lg

That's a good find. I believe that some bat species can switch between #Frequency-modulated (FM) & #Constant-frequency (CF) pulses, such...

Default_user
almost 5 years ago in ABD000b50m

This is a #constant-frequency #searching-call

I haven't seen one yet that's so clear, with accompanying harmonics. Good find!

Default_user
almost 5 years ago in ABD000bxk7

Yes indeed! Some bats use the doppler effect (pitch change in the echo) to spot bugs, and a flat, #constant-frequency call is best for this.

Default_user
almost 5 years ago in ABD0001jzi

That's an interesting one! A short #searching-call followed by a longer, #constant-frequency #searching-call. And, a harmonic with the...