American Red Squirrel Midden

I came across an impressive midden in the woods recently, with a large amount of pinecone pieces strewn across the top of a downed tree, at the base of another behind it and all over the ground. It looked like nice mulch!

According to Mary Holland, a Vermont naturalist, American red squirrels (Tamiasciurus hudsonicus) ‘practice “larderhoarding” –  collecting green cones in the fall (up to 15,000 or more) and storing them in one place (generally in the middle of their territory) where they are fiercely protected. A large pile (midden) can result, under which new cones are placed. This cool, moist environment keeps the cones sealed, protecting the seeds from being eaten by mammals and insects that are unable to open the cones.  Middens can contain enough food to last one to two seasons.’

I found the squirrel’s entrance hole hidden in the broken base of the downed tree. If you enlarge the photo, you can see the hole near the center and to the right a stash of cones tucked into the hollow.

I can just imagine this little critter enjoying his/her feast while sitting on the log, contentedly listening to the birds and stream burbling below, while keeping watch for a wandering fox or swooping hawk from above. If you would like to see a beautiful photo of a red squirrel, Belinda Grover, a Canadian photographer, took this one.

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About Eliza Waters

Gardener, photographer, naturalist, writer
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93 Responses to American Red Squirrel Midden

  1. David's avatar David says:

    Very interesting. I didn’t realize squirrels were such hoarders, but of course it makes sense.

  2. That is a very cool find! It truly does look like mulch. I actually have seen this once myself many years ago and really didn’t understand what it was all about. Now I know!

  3. Tina's avatar Tina says:

    Wow, that’s really impressive. Busy squirrel…or squirrels?

    • Eliza Waters's avatar Eliza Waters says:

      Red squirrels don’t play well with others, lol, so likely this is the work of only one. Too early for kits and they’d be drinking mama’s milk anyway. 😉

  4. Amazing. So much work!

  5. tomwhelan's avatar tomwhelan says:

    Quite a pile for just one squirrel! Great natural history tale and images.

  6. Karen Lang's avatar Karen Lang says:

    Inner GPS and more! Amazing gifts are developed in nature ❤️🩷

  7. Dale's avatar Dale says:

    Wow! What a score, Eliza! Thanks for sharing this! I would have had no idea what it was.

  8. Joanne's avatar Joanne says:

    What an interesting find! Do you suppose the squirrel might still be about? I was thinking how cool it would be if you saw it. ❤

  9. cindy knoke's avatar cindy knoke says:

    Wow. Hungry little guy.

  10. krispeterson100's avatar krispeterson100 says:

    That’s an interesting find. I’m impressed by the fact that your red squirrels put their hoards in places they can identify and protect. I’d argue that our local squirrels (which look to be eastern fox squirrels) are very haphazard about storing their food supplies but then our climate doesn’t pose the same challenges. For example, they seem to like guavas and do partially bury the green fruit here and there but the fruit can also be picked directly from the tree, green or ripe or somewhere in between, most of the year.

  11. Anne's avatar Anne says:

    I am fascinated by this, having had no idea what a squirrel midden might look like.

  12. Rupali's avatar Rupali says:

    There are so many stories untold. An interesting post Eliza.

  13. An interesting use of a word I have only seen before in relation to piles of buried waste of former eras we used to dig up for treasures

  14. Alice's avatar Alice says:

    That’s a great find! ‘Twas a busy squirrel, getting a super bowl feast gathered. I wonder how the resin of the cones doesn’t bother their paws or mouth/lips…another look up!

  15. Cathy's avatar Cathy says:

    That’s interesting Eliza. We always joke that the squirrels hide their winter supplies all over the place where they can’t find them but perhaps your squirrels are a bit more intelligent than ours! We have mostly red squirrels here in southern Germany, unlike many other parts of northern Europe.

    • Eliza Waters's avatar Eliza Waters says:

      Thanks, Cathy. Our gray squirrels are rather haphazard in their hoarding, but the reds definitely stockpile close to their burrow. I read that up to three-quarters of the acorns aren’t found, making squirrels an important regenerator of oak forests. Curiously, our blue jays also bury acorns, but are marginally better at remembering where they put them.

  16. That is also new information to me. I will pay attention when I’m in the northern woods.

  17. Wow, I’ve never seen anything like it!

  18. treahmoon's avatar treahmoon says:

    Wow….that is amazing! We have a red squirrel living in one of our slash piles. I’m wondering if there’s this kind of treasure underneath it.

  19. Jim R's avatar Jim R says:

    We have very few Reds in the woods behind our house. Lots of Greys. I’ve never seen a stash or midden like that. The Greys do plant their caches in the back yard. We had lots of snow in mid January. I watched a Grey disappear below the snow line and pop up a few seconds later. It did that repeatedly in the same place. I assumed it was locating a previously hidden nut. After the snows melted, there were dozens of small torn open holes in the yard where they had dug up their cache. They have aerated the yard some. 🙂

    • Eliza Waters's avatar Eliza Waters says:

      Squirrel behavior is interesting, though tough to deal with at our bird feeders, but in the wild, I enjoy them a lot. I see many dirty holes in the snow from their excavations.

      • Jim R's avatar Jim R says:

        I have thwarted the critters at our feeder. (Knock on wood) It hangs from a long rope, below a large plastic upside down bowl, and has seed windows that close from the weight of a squirrel 🐿️ on the feeding ring. I used to have a feeder that would spin them off. The battery quit recharging on it.

      • Eliza Waters's avatar Eliza Waters says:

        Weighted feeders save so much bird seed, they pay for themselves in a month or two. Squirrels empty, not to mention damage, regular tube feeders all too readily.

  20. Jet Eliot's avatar Jet Eliot says:

    How wonderful to come upon this interesting phenomenon, Eliza. We don’t have the American red squirrel in Calif. but our gray ones leave pinecone cores and pieces on the ground. Finding this stash, as funny as it may sound, must’ve been thrilling. And how clever they are in keeping things fresh. Thanks for Belinda’s wonderful photo, too.

    • Eliza Waters's avatar Eliza Waters says:

      Thank you, Jet. I was thrilled, ha, as one enthralled with the natural world always is. It was the highlight of my walk that day.
      Belinda takes great pix. 🙂

  21. maryjane678's avatar maryjane678 says:

    Hi Eliza. How wonderful to see that and thank you for sharing.
    MJ

  22. ke01341's avatar ke01341 says:

    What a delightful share, thank you

  23. That’s an impressive larder, you never know what a walk in the woods might uncover! Very interesting, Eliza and thank you very much for the link😊

  24. jillslawit's avatar jillslawit says:

    This is very interesting. We don’t have too many red squirrels here now, they’re mostly grey, but have never noticed middens like this before. Lots of pine cones and mulchy stuff so I’ll try and discover if our local squirrels are doing this.

  25. Fascinating! Thanks for sharing these photos, and for linking to the handsome squirrel.

  26. greendreamsswe's avatar Maria says:

    Very nice mulch indeed! I recently read an article about the benefits of using pine cones as mulch in the garden, but processed like this it has to work even better!

  27. A treasure trove for squirrels. That is something!

  28. If the squirrel’s in any of the pictures, it’s hidden in the midden.

  29. Rebecca's avatar Rebecca says:

    Very interesting, Eliza! I had never heard of this. It’s amazing all the neat ways that little animals find to survive.

  30. Murtagh's Meadow's avatar Murtagh's Meadow says:

    Someone has been busy

  31. Really cool pics. We had, I think, the Western Gray Squirrel, in Paradise. Pretty territorial and they would make a terrible crossing guard. I miss those little buggers… but not so much the skunks or the possums that would growl at me from the pine tree above my head next to the house. ( Man, did a lot of trees fall down in Grass Valley area after the last big wind event and another coming tomorrow!)

    • Eliza Waters's avatar Eliza Waters says:

      Thanks, Gary. Squirrels can be quite feisty.
      I read about the backcountry avalanche warning around there through Wed. and not many trees can withstand those 100 mph gusts, I imagine.

  32. Wow, what a really interesting find Eliza.

  33. What a wonderful discovery and life is good for this little squirrel!! Thank you for sharing the story and information!!🙂

  34. Interesting … a busy and full squirrel at work!

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