Approximate Hatch Weights:
~1.5-2.4g at hatching
~18.8g by 11 days old
Order: Passeriformes
Family: Passerellidae
Common Name: Old World Sparrows
Region: Broad Range
Chick Type: Altricial
Down: Sparse black down
Skin Color: Pink
Bill: Short and conical
Foot Type: Anisodactyl
Gape: Red
Gape Flanges: Pale yellow
Iris: Dark brown
Legs and Feet: Pink to brown legs and feet
Video by Brenda Varvarigos
Video by Andrea Aiuto
Nest
Photo by Jacqueline Sandberg, Dane County Humane Society's Wildlife Center
Nest
Photo by Andrea Aiuto
Nest
Photo by Michelle Anderson
Eggs
Photo by Michelle Anderson
~1st Week
Photo by Maureen Eiger, Help Wild Birds
~1st Week
Photo by Maureen Eiger, Help Wild Birds
~1st Week - 8g
Photo by Michelle Anderson
~1st Week - 8g
Photo by Michelle Anderson
~1st Week
Photo by Maureen Eiger, Help Wild Birds
~1st Week
Photo by Andrea Aiuto
~1st Week
Photo by Andrea Aiuto
~1st Week
Photo by Andrea Aiuto
~1st Week
Photo by Michelle Anderson
~1st Week
Photo by Michelle Anderson
~1st Week - 12g
Photo by Michelle Anderson
~1st Week - 12g
Photo by Michelle Anderson
~1st Week - 12g
Photo by Michelle Anderson
~1st Week - 12g
Photo by Michelle Anderson
~1st Week - 13g
Photo by Andrea Aiuto
~1st Week - 13g
Photo by Andrea Aiuto
~1st Week
Photo by Andrea Aiuto
~1st Week
Photo by Andrea Aiuto
~1st Week
Photo by Andrea Aiuto
~1st Week - avg 11g
Photo by Jacqueline Sandberg, Dane County Humane Society's Wildlife Center
~1st Week - avg 11g
Photo from Dane County Humane Society's Wildlife Center
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Maureen Eiger, Help Wild Birds
~2nd Week
Photo by Jacqueline Sandberg, Dane County Humane Society's Wildlife Center
~2nd Week
Photo by Jacqueline Sandberg, Dane County Humane Society's Wildlife Center
~2nd Week
Photo from Dane County Humane Society's Wildlife Center
~2nd Week
Photo from Dane County Humane Society's Wildlife Center
~3rd Week
Photo from Dane County Humane Society's Wildlife Center
~3rd Week
Photo by Nikki Becich, Avian Conservation Center of Appalachia
~3rd Week
Photo by Nikki Becich, Avian Conservation Center of Appalachia
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
~3rd Week
Photo by Maureen Eiger, Help Wild Birds
>3 Weeks
Photo by Maureen Eiger, Help Wild Birds
>3 Weeks
Photo by Jamie Chavez
>3 Weeks
Photo by Mark Holmgren