[brokencog]

But, why presume it's lonely? Maybe it can also "chat" on the normal "whale channel" and it's conducting a SETI experiment on it's own via 52hz?

so much ethno- ego- centric decision making around animals ...

[ackalker]

Maybe it time-traveled back from the future to save us from deadly attack by an alien probe, to give us a chance to get things right this time.

[raverbashing]

Or maybe it has had a wound or a disease that caused a frequency shift in the sound? (just a quick speculation)

[nacs]

The article mentions that the whale may be deaf.

[diskcat]

There was that radio emission that was meant to contact aliens or some such.

Perhaps the aliens thought that some stupid deaf hunam sent it.