Animals in B&W

I am never sure about doing animals in B&amp;W but tried to save some shots by desaturation a couple of times, these are the results.</p>
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<p>1</p>
<p><img src="http://www.scientificillustration.net/_temp/stalk_bw_02.jpg" border="0" alt="" /></p>
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<p>2</p>
<p><img src="http://www.scientificillustration.net/_temp/iguana_02.jpg" border="0" alt="" /></p>
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<p>3</p>
<p><img src="http://www.scientificillustration.net/_temp/polar_bear_bw_01.jpg" border="0" alt="" /></p>
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<p>4</p>
<p><img src="http://www.scientificillustration.net/_temp/zebra_bw_01.jpg" border="0" alt="" /></p>
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<p>Thanks for looking</p>
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<p>tim</p>
<p>&n