More birds out there than previously thought

[Carol Probets <>]

All the references I've read indicate that birds hear frequencies in roughly the same range as a human with good hearing. Can anyone give references or have actual examples of birds hearing frequencies as high as 200 kHz?

thanks,

Carol

> > Ricki Coughlan wrote:
> > [snip]
> > > Given that birds hear sounds up to 200 cycles per second, versus
> > the
> > > roughly 20 cycles per second of humans ...
> >
> > I assume you meant "kilocycles per second" (kiloHertz, kHz)
> > rather than
> > "cycles per second" (Hertz, Hz.)
> I did, thanks for pointing it
> out.