Please note: Due to a scheduled maintenance, BOLD Systems will be offline from Friday Apr 26, 2024 4pm EDT to Sunday Apr 28, 2024 7pm EDT. We apologize for the inconvenience.
You've been logged out. Click here to log back in.
full article at Wikipedia
![( - 1552E12) @13 [ ] Copyright (2010) Paul Williams Unspecified](http://v3.boldsystems.org/pics/_w300/BBWP/1552e12%2B1278337260.jpg "( - 1552E12) {} [ ] Copyright (2010)")
![( - 1552C04) @13 [ ] Copyright (2010) Paul Williams Unspecified](http://v3.boldsystems.org/pics/_w300/BBWP/1552c04%2B1278336420.jpg "( - 1552C04) {} [ ] Copyright (2010)")
![( - 1552C05) @13 [ ] Copyright (2010) Paul Williams Unspecified](http://v3.boldsystems.org/pics/_w300/BBWP/1552c05%2B1278336480.jpg "( - 1552C05) {} [ ] Copyright (2010)")
![( - GL.2876) @12 [ ] CreativeCommons - Attribution Non-Commercial (2014) Marko Mutanen University of Oulu](http://v3.boldsystems.org/pics/_w300/ACUFI/GL.2876%2B1409076894.JPG "( - GL.2876) {} [ ] CreativeCommons - Attribution Non-Commercial (2014)")
![( - NOAPI640) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2014) Arnstein Staverlokk Norwegian Institute of Nature Research](http://v3.boldsystems.org/pics/_w300/NOAPI/20140902ast12-53-11%2B1409682892.jpg "( - NOAPI640) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2014)")
![( - NOAPI639) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2014) Arnstein Staverlokk Norwegian Institute of Nature Research](http://v3.boldsystems.org/pics/_w300/NOAPI/20140902ast12-53-05%2B1409682888.jpg "( - NOAPI639) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2014)")
![( - CCDB-09808 H01) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012) Packer Collection York University York University](http://v3.boldsystems.org/pics/_w300/BOWGF/CCDB-09808_H01%2B1344958344.jpg "( - CCDB-09808 H01) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012)")
![( - CCDB-09808 H02) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012) Packer Collection York University York University](http://v3.boldsystems.org/pics/_w300/BOWGF/CCDB-09808_H02%2B1344958344.jpg "( - CCDB-09808 H02) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012)")
![( - ZMUO.029208) @12 [ ] CreativeCommons - Attribution Non-Commercial (2016) Marko Mutanen University of Oulu](http://v3.boldsystems.org/pics/_w300/LEFIJ/ZMUO.029208%2B1495142810.JPG "( - ZMUO.029208) {} [ ] CreativeCommons - Attribution Non-Commercial (2016)")
![( - ZMUO.029207) @12 [ ] CreativeCommons - Attribution Non-Commercial (2016) Marko Mutanen University of Oulu](http://v3.boldsystems.org/pics/_w300/LEFIJ/ZMUO.029207%2B1495142836.JPG "( - ZMUO.029207) {} [ ] CreativeCommons - Attribution Non-Commercial (2016)")
![( - ZMUO.036394) @11 [ ] CreativeCommons - Attribution Non-Commercial (2019) Marko Mutanen University of Oulu](http://v3.boldsystems.org/pics/_w300/LEFIJ/ZMUO.036394%2B1556812992.jpg "( - ZMUO.036394) {} [ ] CreativeCommons - Attribution Non-Commercial (2019)")
![( - AVM1582) @11 [ ] CreativeCommon (2067) Markus Franzen Linnaeus university](http://v3.boldsystems.org/pics/_w300/LNU/DSC_1145%2B1613445158.jpg "( - AVM1582) {} [ ] CreativeCommon (2067)")
![( - AVM1598) @11 [ ] CreativeCommon (2083) Markus Franzen Linnaeus university](http://v3.boldsystems.org/pics/_w300/LNU/DSC_1161%2B1613445162.jpg "( - AVM1598) {} [ ] CreativeCommon (2083)")
![( - AVM1599) @11 [ ] CreativeCommon (2084) Markus Franzen Linnaeus university](http://v3.boldsystems.org/pics/_w300/LNU/DSC_1162%2B1613445164.jpg "( - AVM1599) {} [ ] CreativeCommon (2084)")
![( - AVM1636) @11 [ ] CreativeCommon (2121) Markus Franzen Linnaeus university](http://v3.boldsystems.org/pics/_w300/LNU/DSC_1199%2B1613445178.jpg "( - AVM1636) {} [ ] CreativeCommon (2121)")
![( - AVM1683) @11 [ ] CreativeCommon (2168) Markus Franzen Linnaeus university](http://v3.boldsystems.org/pics/_w300/LNU/DSC_1246%2B1613445202.jpg "( - AVM1683) {} [ ] CreativeCommon (2168)")
