Low Harm Intruder Deterrent Fence Spikes http://www.fencespikes.net Lots of pain, but no harm to intruders, trespassers and some animals Sun, 07 Mar 2010 07:00:12 +0000 http://wordpress.org/?v=2.1.2 en No Harm to Animals http://www.fencespikes.net/index.php http://www.fencespikes.net/index.php#comments Fri, 25 May 2007 02:16:49 +0000 admin http://www.s43117.gridserver.com/archives/24 A) The thorns are short and their apex is purposely made with a radius.
B) Any painful effect can only be due to pressure applied to the thorns and as cats & possums only weigh a small amount, they are unable to exert harmful pressure.
C) The thorns are spaced to ensure that animals are made uncomfortable, yet not hurt.
D) Cats and possums have very keen eyesight and excellent survival skills. They easily recognize the Thorny Devil spikes from a distance; and once they have encountered them, they generally choose to modify their behaviour.
E) Thorny Devils are low harm, obvious and benign.

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