We found 2 dictionaries that define the word Richardson's owl:

General (2 matching dictionaries)

1. Richardson's owl: Merriam-Webster
2. Richardson's owl: Wiktionary

Definitions from Wiktionary (Richardson's owl) ▸ noun:  Synonym of Tengmalm's owl ▸ Words similar to Richardson's owl ▸ Usage examples for Richardson's owl ▸ Idioms related to Richardson's owl ▸ Wikipedia articles (New!) ▸ Words that often appear near Richardson's owl ▸ Rhymes of Richardson's owl ▸ Invented words related to Richardson's owl