Don’t tell your dentist I said this, but cavities are not only a good thing to have, they are also an essential component necessary for many species of animals to survive. Of course, I’m not talking ...
As a tree guy, I get a lot of questions about cavities, or "hollows" in trees. Naturally, when homeowners notice a hollow spot on a tree, especially if it is oozing an ooky looking black liquid, they ...
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