Hahaha, debian recently renamed all mozilla (tm) products to avoid copyright issues. The official Mozilla-Logos were never shipped with debian and now they finally managed to avoid the trademarked names of Mozilla's products.
The new names are incredible: Iceweasel (former Firefox/Firebird/Phoenix/whatever), Icedove (former Thunderbird) and Iceape (former SeaMonkey/Mozilla).
The best (and you might want to change this to 'only good') thing about the change are the new logos, hilarious:





