Blue Jay?
Closest I could come was this “Big Mouth” Blue Jay from Singapore! LOL

Blue Cheese?
Can’t find one… But Somewhere I DO have a note with a cheese wheel, Just can’t think of which one it is on short notice! Best I could do was a guy with a BLUR cheese cloth on his head… hahaha

Blue Crab?
Madagascar Blue Note (See the blue green crabs in the basket)

Blue Fish?
Equatorial Guinea BIG Blue Fish

Blue Fox?
How about a Fox on a BLUE Algerian note?

Blue Gill?
Closest I could come was this blue gill fish on a Sri Lanka note. (See top of note)

Blue Gum Tree?
SOMEWHERE in this Blue Canadian Forest is a Blue Gum Tree AND a BLUE SPRUCE!

AND…. Here’s a BLUE BIRD For ya!
Suriname