Day of Birth:
1 to 5- Bird
6 to 10- Timber
11 to 15- Night
16 to 20- Oak
21 to 25- White
26 to 31- Rose

Month of Birth:
January- Heart
February- Cloud
March- Claw
April- Flight
May- Feather
June- Tail
July- Pelt
August- Fur
September- Whisker
October- Fang
November- Shade
December- Foot

I got Birdfoot. Other people I know got: Nightclaw, Oakfang, Timberflight and Oakfur (not on purpose). Tell me in the comments what you got!