Geographical distribution of Razorbill.  <div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#FF7F2A;color:#202122;text-align:center;"> </div> Breeding</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#5F8DD3;color:#202122;text-align:center;"> </div> Nonbreeding</div>
<a href="//commons.wikimedia.org/wiki/User:Cephas" title="User:Cephas">Cephas</a>
CC BY-SA 4.0
BirdLife International. 2017. Alca torda (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22694852A110637027. <a rel="nofollow" class="external free" href="https://dx.doi.org/10.2305/IUCN.UK.2016.RLTS.T22694852A110637027.en">https://dx.doi.org/10.2305/IUCN.UK.2016.RLTS.T22694852A110637027.en</a>. Downloaded on 06 August 2018.