All animals have a birth day. as the day they were born is there birthday.
The official birthday for all race horses is January first
There isn't a official date for Yuusei's birthday, yet.
April 21st
i do not have a clue :(
July 1.
His Birthday is on 27th November it says it in there book and on the Official website
October 15 is her official American Girl birthday. She was born in 1895.
Surprising as it may seem, Australia does not actually have any "official" animals. The kangaroo and the emu are on Australia's coat-of-arms.
There is no official information available about Zetsu's birthday.
8th june
17 of December
October 15 is her official American Girl birthday. She was born in 1895.