The response to the request for penguin sweaters was hugely overwhelming. Skeinz (the yarn store that sent the request) has re-updated their website that they do NOT need any more:
The response has been so overwhelming that we no longer require any more jumpers for the penguins effected but make sure you check out our blog for latest updates on what we are doing with the surplus jumpers & the a way that you can still knit & be contributing to the penguin cause. (
http://www.skeinz.com/Newsletters/spring2011.html)