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Re: E-M:/ Re: Lady Beetles



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Enviro-Mich message from Richard & Nancy Robertson <renarth@tir.com>
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I have had no experience with them biting.   They did however, do quite a 
bit of damage to our apple crop, with groups of them chewing large holes in 
the sides of the apples.

At 03:22 AM 10/22/01 -0400, tobler wrote:
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>Enviro-Mich message from tobler <wtobler@tdi.net>
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>
>
> > Add to my previous question as to their environmental affect, why
> > do they bite? Are they feeding and, if so, on what?
> >
> > --Rane L. Curl
>
>I've wondered the same thing.  They don't seem to be equipped to suck
>blood or even feed on flesh.  I should leave one who's biting me alone
>long enough to see what comes next - and to watch it through a
>magnifying glass.  I've never bled from a bite, but I often react with
>several minutes of itching.
>
>It's interesting to watch them bite the horses who now are hairing up
>for winter.  The beetles have to burrow head first through the animal's
>coat, since they lack the the typical flesh eater's protuberances.
>Horse hide is tough, especially on the upper rump, and these buggers are
>capable of biting deeply enough to make the horse feel it and react.
>
>When they first began biting me in the house, I wondered if they were
>simply taste testing since they found themselves in a unnatural
>environment that didn't offer whatever it is they need.  But this newest
>development of them seeking out the horses blows that theory out the
>window.
>
>I also want to know why they don't have any natural predators, if indeed
>they don't.  Why wouldn't birds, toads, mice, etc relish them as much as
>any other beetle?
>
>BTW, they swarmed our vegetable garden this summer and I caught them
>eating the flesh of our pole beans and raspberries, although not
>nearly to the extent as the Japanese Beetles.  Now *there's* an
>environmental plague of the past two years in southern Michigan.
>
>Wendy Tobler
>
>
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