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This is Scientific Americans' 60-second Science. I'm Karen Kwan.

That's a bird called the Hermit Orbler. It freeds along the U.S. West Coast.

They all kind of look the same. They have a cute little yellow head and a gray body.

Red Furnace, a biostatistician at the California Department of Fish and Wildlife.

Typically, birds sing the same one song within one region because the song attracts mates.

And different regions can have slightly different dialects of the song.

But what we also notice that there are some places that were exceptions to this rule,

that some places there was more than one song in the same place.

And so we were curious why that would be the case.

To investigate, Furness and his team recorded Hermit Orbler songs, lots of them.

We had to go all over California.

So we went to a hundred different locations throughout the state and all the different potential

habitats of this species.

The researchers analyzed all the Hermit Orbler songs they collected and discovered that

the Hermit Orbler doesn't just

violate the usual one song per region rule.

They positively demolish it.

...