does anyone know what this is?

it's not pen as my little one can't get down there as it's blocked off by the sofa, I've also had it on the skirting board on the other side of the room

Attachment image

3 Answers

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  • Anonymous
    1 month ago

    Hate to tell you this, but its roach poop.  And there is so much of it.  Gross.  Call an exterminator.

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  • Anonymous
    1 month ago

    Insect waste - something is living above that area.

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  • elhigh
    Lv 7
    1 month ago

    Looks like soot.

    Do you have gas heat, or use a kerosene heater?  Burn a lot of candles?

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