First one sounds like an invasive bullfrog.

Jill


> On May 27, 2020, at 2:28 PM, Jane Hadley <hadleyj1725 at gmail.com> wrote:

>

> Dear Tweeters - Yesterday, my husband Randy Robinson and I were at the marsh on Frager Road in South King County. It was not crowded and was pretty birdy. We saw Bullock's Oriole, Western Tanager, Warbling Vireo, Black-headed Grosbeak, Yellow Warbler among other birds.

>

> We heard two different bird sounds that we could not figure out. The first was a very low-pitched sound that almost sounded like a cow moo-ing at times. It seemed to come from the reeds of the marsh. Our best guess was Great Blue Heron, but we were far from certain about that.

>

> The second one was a straight-forward song that in some ways resembled Bewick's Wren or Song Sparrow but didn't seem right for either.

>

> If you know what these sounds are, please email me and let me know and I will get back to the list with the consensus IDs.

>

> Be sure to turn your sound up all the way, because these are rather soft sounds otherwise. And even when you do turn up all the way, you will have to listen closely to hear the low-pitched sound.

>

> OK, here is the link: https://bit.ly/3enpaTO <https://bit.ly/3enpaTO>

> Jane Hadley

>

> Seattle, WA

>

>

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