* {{InternetBirdCollection|eastern-bluebird-sialia-sialis}}
* [http://www.mbr-pwrc.usgs.gov/id/framlst/i7660id.html Eastern Bluebird - ''Sialia sialis''] - USGS Patuxent Bird Identification InfoCenter
{{Taxonbar|from=Q600880}}
[[Category: 380 動物學總論]]