Quelle
Links:
http://www.gutenberg.org/files/17748/17748-h/17748-h.htm#spike_bull
http://www.nebraskastudies.org/0300/frameset_reset.html?
http://www.nebraskastudies.org/0300/stories/0301_0109.html
http://www.nhc.rtp.nc.us/tserve/nattrans/ntecoindian/essays/buffalo.htm
http://www.bisons.de/buffalo/index.html
http://en.wikipedia.org/wiki/American_Bison
http://www.buffalo-ranch.de/gesch-no1.html
http://www.jadu.de/jadukids/wildwest/text/bueffel.html
http://www.indianer-web.de/plains/plains.htm
http://www.wilder-westen-web.de/adi001.htm
http://www.buddycom.com/animal/special/bison/
Buch :
Indianer Nordamerikas,Ernie Hearting/Heinrich Gohl, Silva-Verlag Zürich