Speaking of Sphenisciformes . . .
In any case, if you're as partial to penguins as some people are to pandas, you'll want to check out the Sphenisciform Webring, which has more information about penguins than you can shake a flipper at.
Orts, scraps, and fragments from my days spent dictionary-diving and co-hosting the language-loving public radio show, "A Way with Words"