Barbara Taylor (2003) skoðum náttúruna Fílar (íslensk þýðing: Björn Jónsson) útgefandi: Lorenz (1999) á íslensku (2003) skjaldborg ehf.
Vísindavefurinn: sótt 07.05.2013 http://visindavefur.is/search.php?cx=003166877444647895016%3Axfs7pfysf28&cof=FORID%3A10&ie=ISO-8859-1&q=f%EDlar&dosubmit=0&siteurl=http%3A%2F%2Fvisindavefur.is%2Fsvar.php%3Fid%3D5773.
Google myndir leitarorð elephant: https://www.google.is/search hl=is&site=imghp&tbm=isch&source=hp&biw=1366&bih=651&q=elephant&oq=elephant&gs_l=img.3..0l6j0i24l4.2526.7131.0.9565.8.4.0.4.4.0.121.438.0j4.4.0...0.0...1ac.1.12.img.SRmq5_a89p0#imgrc=_
Vísindavefurinn: sótt 07.05.2013 http://visindavefur.is/search.php?cx=003166877444647895016%3Axfs7pfysf28&cof=FORID%3A10&ie=ISO-8859-1&q=f%EDlar&dosubmit=0&siteurl=http%3A%2F%2Fvisindavefur.is%2Fsvar.php%3Fid%3D5773.
Google myndir leitarorð elephant: https://www.google.is/search hl=is&site=imghp&tbm=isch&source=hp&biw=1366&bih=651&q=elephant&oq=elephant&gs_l=img.3..0l6j0i24l4.2526.7131.0.9565.8.4.0.4.4.0.121.438.0j4.4.0...0.0...1ac.1.12.img.SRmq5_a89p0#imgrc=_