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Friday, January 28, 2022

Bird of the Week – Blackpoll Warbler

This post is a little late. Sorry. Realy good concert last night. The Blackpoll Warbler breeds in the Boreal Forest south of the Brooks Range and across Canada. It’s a very cool bird for several reasons.

First, its breeding and non-breeding plumages are so different that for many years it was thought to be two different species. Here’s a Blackpoll Warbler in breeding plumage along the Denali Highway.

Blackpoll Warbler, Denali Highway

Blackpoll Warbler, Denali Highway

And here’s a bird in non-breeding plumage, photographed by Tom Johnson off the coast of Maine in early October.

Blackpoll Warbler, off Main Coast, early October. Photo by Tom Johnson via Birds of North America

Blackpoll Warbler, off Maine Coast, early October. Photo by Tom Johnson via Birds of North America

Next, there’s the bird’s song, which is among the highest pitched of any bird in the world. It’s so high that many, if not most, birders over age 55 can no longer hear it.

And this tiny little warbler makes an epic migration, some flying straight from the Canadian Maritime provinces across the Atlantic and Gulf of Mexico to the northerly shores of South America. The birds nearly double their weight to about 16 grams before starting the long distance flight, and lose about half that weight on the flight.

Camera geek stuff: f8, 1/250, ISO1000.

For more bird photos, please visit Frozen Feather Images.

Comments

comments

Comments
14 Responses to “Bird of the Week – Blackpoll Warbler”
  1. juneaudream says:

    Thanks a bunch A Pi..would you believe..I could hear 2 diff. sounds-bits. It was high..and it reminded me of a sewing machine line..as the chrps..Zapped.in tidy segment..then..quiet..then..another. Most excellent..now consider myself..further ‘taught’. Now I go back to the Idit. and my heart is with the dog teams..as they race through the coldest ever race. Blessing..and survival..strong hearts.to the dogs..and their..Persons.

    • Alaska Pi says:

      🙂
      them lil birds have an amazing sound , don’t they?
      and the dogs?
      they are almost there.
      go Pete Kaiser!!! ! If a Mike Williams, Sr or Jr, is not running Pi is watching Pete and his dogs.
      bless the dogs

  2. Alaska Pi says:

    As best as I can figure, sightings of these lil birds are rare here in SE Alaska . ( Thank you Bob Armstrong for your Birds of Alaska book! I still don’t know much but way more than the days before I carted your book around with me)
    Am guessing if I ever did see em I mistook them for a pine siskin in my I -don’t -really-know-the-difference kinda way.
    Thank you WC.

    • mike from iowa says:

      You got pine martens,pine seedlings,pine siskins and porky-pines. How do you keep all them bird calls sorted out? (mikey shaking his shaggy head in disbelief or utter amazement,whichever is the least offensive to my Northernmost friends) 🙂 🙂

      • Alaska Pi says:

        them dang “pine seedlings” are grown up trees, mikey
        ” Pines growing in muskegs are stunted and very old.”
        http://www.fs.fed.us/fallcolors/2014/blogs/muskeg-tongass.shtml

        (kinda like me :-)! though I’m only sorta old and not yet very old )

        We keep the calls sorted out thusly:
        Pine martens are quiet lil boogers, the better to sneak up on their prey
        Pine “seedlings” whisper of seasons long past and dreams on the wind of tomorrows
        Pine siskins sound tweet
        Porky-pines do some squeaking but sightings of them by gardeners are mostly punctuated by tons o expletives…

  3. juneaudream says:

    No freakin’ wonder it was..thought to be..two sep. birds. The pitch thing..that has my interest also..wish I could have one..’slid through a slot’..here at the puter..and listen..see if could hear it. Granted..I can look up a line of..bird calls..on the intertubes but..ya know..a ‘bird slot’..here..would be SO Cool! Hop to it kids… 😉

  4. slipstream says:

    Happy Pi Day, AKM!

  5. Zyxomma says:

    Wow, what a cool masquerading bird! Who figured out it’s one species? Was DNA involved?