On a page with both English & French bird names, character like e with an accent show up as a diamond with a question mark, even though I have English & French as a language option. Same for 2 of these >>. This is just recent.
Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13 Windows 7 Pro, latest updates.
Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13
Windows 7 Pro, latest updates.
Alle antwurden (1)
No problems here on that page: Gélinotte huppée
The server doesn't seem to send an encoding, so make sure that you have selected Western (ISO-8859-1) on that page if that isn't your default encoding.
You can also try: View > Character Encoding > Auto-Detect > Universal