送交者: blobfish 于 2009-11-24, 09:22:39:

回答: I guess this doesn't apply to fiddler crabs, which are always right-clawed. 由 tinaliang 于 2009-11-24, 09:16:56:

• thanks, is this also random? - tinaliang (67 bytes) 2009-11-24, 09:24:31 (389628)
  • it is random, but depends on selection - blobfish (184 bytes) 2009-11-24, 09:29:45 (389631)
    • wait a minute, are you saying snails of the same species screws differently? (无内容) - tinaliang (0 bytes) 2009-11-24, 09:33:35 (389635)
      • Shell snails and shell fishes all have different skews: chirality (无内容) - blobfish (0 bytes) 2009-11-24, 09:43:25 (389640)
        • and you claim you don't know biology? (无内容) - tinaliang (0 bytes) 2009-11-24, 09:46:17 (389641)
          • this is symmetry done by physicist, i learned from a talk today (无内容) - blobfish (0 bytes) 2009-11-24, 09:48:02 (389642)
      • by screw I didn't mean how they do each other. (无内容) - tinaliang (0 bytes) 2009-11-24, 09:34:46 (389636)

加跟贴