Approximate Hatch Weights:
~1g at hatching
Order: Passeriformes
Family: Sittidae
Common Name: Nuthatches
Region: Western
Chick Type: Altricial
Down: Sparse gray down
Skin Color: Pink
Bill: Straight and pink to gray
Foot Type: Anisodactyl
Gape: Yellow
Gape Flanges: Pale yellow
Iris: Dark brown
Legs and Feet: Pink to gray legs and feet
Video by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
Video by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 2.9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 2.9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 5.5g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 6.6g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 6.6g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 6.6g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~1st Week - 6.6g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.2g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.2g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.2g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.2g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.2g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.5g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 8.9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~2nd Week - 9g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week - 10.5g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week - 10.5g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~3rd Week - 10.5g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
~4th Week

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
>4 Weeks - 11g

Photo by Kathleen St. Clair-McGee, American Heritage Wildlife Foundation
>4 Weeks

Photo by Avery Berkowitz