Thank you, Jef. It does seem that it would be a species thing rather than based on the substrate they're eating. I will keep samples just in case for future analyses. All the best, Angelica
On Sat, 23 Nov 2019 at 10:16, Jef Taylor <[email protected]> wrote: > I would expect that wood-boring beetle frass and termite frass to be very > different indeed, depending on whether or not the material was chewed off, > or consumed and digested and defecated. Even if both kinds were products of > defecation, probably the digestive flora in each insect is very different. > > > On Fri, Nov 22, 2019 at 2:08 PM Angelica Isa-Adaniya <[email protected]> > wrote: > >> Dear all, >> I have a conundrum I hope you can help me with. I have these >> archaeological gourds (light brown in colour - example image attached) that >> seem to have been treated with some sort of wood preservative in the past, >> the carcinogenic-y types - normally aimed at termites as far as I know. I >> suspect this only because I can smell it and recognise it rather than >> because there is any documentation anywhere to prove it. >> >> Regardless of the chemical, the objects have been infested by both >> termites and beetles in the past. The strange thing, though, is that the >> beetle frass comes out the same colour as the gourd, but the termite frass >> comes out black as night. I have no idea why this might be other than the >> chemicals affecting the termite digestion processes? Thank you for any >> ideas you might have on this or similar things you may have seen. >> >> Kind regards, >> Angelica >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Museumpests" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/pestlist/CAAJvYjV77QTCZMwHN%3DW0XHXf6poxGspVNPH%3D9284FLk7OO22Hw%40mail.gmail.com >> <https://groups.google.com/d/msgid/pestlist/CAAJvYjV77QTCZMwHN%3DW0XHXf6poxGspVNPH%3D9284FLk7OO22Hw%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/CA%2Bqio8WMG6qzYX%2BuUyce%3D8L2fmpdzAcqGwQk8uitwDL5jSZSEQ%40mail.gmail.com > <https://groups.google.com/d/msgid/pestlist/CA%2Bqio8WMG6qzYX%2BuUyce%3D8L2fmpdzAcqGwQk8uitwDL5jSZSEQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Museumpests" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/pestlist/CAAJvYjU4j6LMA_GAkB78hdrnQT4LK%2BW0DFnByH3V82vDE8PciA%40mail.gmail.com.
