
"Natalie Imbruglia Speaks Out Against Fur in New PETA Video", PETA.org.uk (9 September 2010) https://www.peta.org.uk/blog/natalie-imbruglia-speaks-fur-new-video/.
The Animals Voice Magazine (1989)
"Natalie Imbruglia Speaks Out Against Fur in New PETA Video", PETA.org.uk (9 September 2010) https://www.peta.org.uk/blog/natalie-imbruglia-speaks-fur-new-video/.
"Charlotte Ross Chats About New Role", interview with Female First (8 November 2012) http://www.femalefirst.co.uk/movies/Charlotte+Ross+Interview-265421.html.
Interview in the documentary-film Cowspiracy by Kip Andersen and Keegan Kuhn (2014).
"Marlen Esparza: Don't Forget About Animals in Need" https://www.youtube.com/watch?v=t78Ns8vsoVU, interview with PETA (16 January 2013).
"Cross Fur off Your Shopping List With Evelyn Lozada" https://www.youtube.com/watch?v=WBiicjOS80A, video interview with PETA (11 December 2012).
Gregory Ripley (2016). Tao of Sustainability: Cultivate Yourself to Heal the Earth, Three Pines Press.
Source: http://americanradioworks.publicradio.org/features/mcdonalds/grandin5.html
Montreal Mirror http://web.archive.org/20020703023107/www.montrealmirror.com/ARCHIVES/2002/032102/news3.html.
On animal research and activism against it