Approximate Hatch Weights:
Order: Passeriformes
Family: Vireonidae
Common Name: Vireos
Region: Western
Chick Type: Altricial
Down: Sparse gray down
Skin Color: Pink
Bill: Straight and pink to gray
Foot Type: Anisodactyl
Gape: Orange
Gape Flanges: Yellow
Iris: Dark brown
Legs and Feet: Pink to gray legs and feet
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/02/fullsizeoutput_5027-scaled.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/02/fullsizeoutput_5029.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/02/fullsizeoutput_502b.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
>3 Weeks
![](https://sites.tufts.edu/babybirds/files/2020/10/Rec-8570-HUVI-10-Jul-2019-Holmgren-M.jpeg)
Photo by Mark Holmgren