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-----------------------------------------------------------Hello Kristen,
I forwarded your e-mail to our Collection Manager of Ornithology to get
his opinion on the material you saw among the specimens.  Below are his
thoughts.
Regards,
Tania


Tania Collas
Head of Conservation
Natural History Museum of Los Angeles County
900 Exposition Boulevard
Los Angeles, CA 90007
(213) 763-3513

-----Original Message-----
From: Kimball Garrett 
Sent: Tuesday, October 28, 2008 12:06 PM
To: Tania Collas
Subject: RE: [pestlist] help with identification of possible frass

Tania,

This sounds like a perfect description of sawdust or perhaps some
similar absorbent often used in skin preparation.  Corn meal was
probably the most common item used to absorb fluids and grease during
the skinning process, but fine sawdust was/is frequently used.  We use
corn cob powder, which is finer than what Kirsten is describing (in
fact, it is so fine that many preparators don't like to use it, since it
is harder to completely remove from the exterior of the skin).  

I'd be surprised if what she is describing is anything other than
sawdust, and that is certainly nothing to worry about.

Kimball

Kimball L. Garrett
Ornithology Collections Manager
Natural History Museum of Los Angeles County
900 Exposition Blvd.
Los Angeles CA 90007
(213) 763-3368
(213) 746-2999 FAX
[EMAIL PROTECTED]

> 
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:pestlist-
> [EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED]
> Sent: Tuesday, October 28, 2008 11:06 AM
> To: [email protected]
> Subject: [pestlist] help with identification of possible frass
> 
> This is a message from the Pest Management Database List.
> To post to this list send it as an email to [email protected]
> To unsubscribe look at the footer of this email.
> -----------------------------------------------------------
> Hello,
> 
> So, last Friday afternoon I discovered that two bobcat specimens
(stuffed
> skins) in the collection are infested with case-making clothes moths.
> While I'm not thrilled to find them, it is a very obvious and
recognizable
> pest.  We have two cabinets of natural history specimens (mammals &
birds)
> and while examining the other specimens for moths, I found something
else.
> Many of the birds have sawdust-looking material in their feathers in
the
> area between their legs.  Some of the birds have sticks inserted into
them
> that are about the same color as the material, but I've found the
sawdust
> in other birds, too, and as far as I can tell the sticks don't seem to
be
> damaged.  The material doesn't look like little pellets, but more like
> flakes.  I can't really tell the origin of the flakes without pulling
the
> specimens apart, but it looks like they could be coming out of an
opening.
> Most of the specimens have been stuffed with cotton-like batting as
far as
> I can tell, and they all date from the late 1960s to the present.
> 
> Does anyone have any idea what the flakes could be?  Are they evidence
of
> pests (either current or past) or some sort of product of the
> preservation/stuffing process?  I can send a picture if that would
help.
> 
> Thanks,
> Kirsten
> 
> 
> Kirsten Kvam
> Curator
> Point Reyes National Seashore
> 1 Bear Valley Road
> Point Reyes, CA  94956
> (415) 464-5218
> 
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