Largest
9.5 cm
Regulus ignicapilla
Based on average length
Smallest
9 cm
Regulus regulus
Longest living
2.5 years
Based on average lifespan
Please note, we are still populating our database, and some of the calculated metrics (largest, etc) will change.
9.5cm
9cm
This is a global coverage map of birds in the Regulidae family. For more specifics, click on each bird for a more detailed guide.