1.0 link Rainbow Dash Network http://rainbowdash.net/ Bit Shift (bitshift) http://rainbowdash.net/bitshift http://rainbowdash.net/notice/1490847 @<span class="vcard"><a href="http://rainbowdash.net/user/1380" class="url" title="Sam Armstrong"><span class="fn nickname">greydragon412</span></a></span> I mean, it has to be a mutation that could happen. A mutation that cause flaps of skin to suddenly develop bone structure, let alone one that is shaped like actual wing-bones, is at the very least highly improbable, if not actually impossible. You can't artificially select for a mutation if it isn't even present.