Yellow Sea or Huanghai [yellow sea]--arm of the Pacific Ocean, between China and Korea
Zebra fish
Hmmm, how 'bout famous thoroughbred racehorses?
Affirmed (or Alydar, if you prefer)
Babieca
(I don't know if it was throughbred, but El Cid rode it: that's enough for me).
Dahlia
Oh gawd let me do G
bree I saw a tv show about Cigar. Him and John Henry were frolicking around retired in a meadow
Funny Cide (2003 Kentucky Derby winner)

Mind Meld, Firefly
Go for Gin - Kentucky Derby, 1994
if it's "n"
Northern Dancer ( one of the very best!)
Holy Bull
Horse of the Year 1994
<just had to do a double take at seeing this name, but I suppose they were referring to the torture device and not the rock group>
Iron Maiden 1941-1964 (Calumet Farm, Lexington, KY)
Iron Liege (Kentucky Derby winner 1957)