The official state symbols for Oregon are:
Nickname - The Beaver State
Motto - "She flies with her own wings"
Bird - Western Meadowlark
Western Meadowlark - photo by Howcheng / Wikipedia.org.
Flower - Oregon Grape
Oregon grape flowers - photo by Jean Tosti / Wikipedia.org.
Tree - Douglas Fir
Douglas fir - photo by Tom Appel / Wikipedia.org.
Animal - Beaver
Beaver photo by Ilyes Laszlo / Wikimedia Commons