Approximate Hatch Weights:
~0.9g by 3 days old
Order: Caprimulgiformes
Family: Trochilidae
Common Name: Hummingbirds
Region: Western
Chick Type: Altricial
Down: Sparse gray down
Skin Color: Black
Bill: Long and straight and orange-yellow then black
Foot Type: Anisodactyl
Gape: Yellow
Gape Flanges: Yellow
Iris: Dark brown
Legs and Feet: Pink to brown legs and feet
Nest
![](https://sites.tufts.edu/babybirds/files/2020/03/Annas-Hummingbird-Nest.jpeg)
Photo by Aaron Budgor
Nest
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.13.55-AM.png)
Photo by Eileen Sutterfield
Egg
![](https://sites.tufts.edu/babybirds/files/2018/05/ANHU-Egg.jpg)
Photo by Avery Berkowitz
Eggs
![](https://sites.tufts.edu/babybirds/files/2020/10/Rec-5170-ANHU-12-Feb-2010-Chavez-J.jpeg)
Photo by Jamie Chavez
2 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.05.06-AM.jpeg)
Photo by Eileen Sutterfield
2 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.05.31-AM.jpeg)
Photo by Eileen Sutterfield
3 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.06.03-AM.jpeg)
Photo by Eileen Sutterfield
3 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.06.26-AM.jpeg)
Photo by Eileen Sutterfield
~1st Week - 0.8g avg
![](https://sites.tufts.edu/babybirds/files/2019/05/fullsizeoutput_39f4.jpeg)
Photo by Eileen Sutterfield
4 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.07.09-AM.jpeg)
Photo by Eileen Sutterfield
5 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.07.33-AM.jpeg)
Photo by Eileen Sutterfield
6 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.07.59-AM.jpeg)
Photo by Eileen Sutterfield
7 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.08.18-AM.jpeg)
Photo by Eileen Sutterfield
~2nd Week
![](https://sites.tufts.edu/babybirds/files/2019/05/fullsizeoutput_39f1.jpeg)
Photo by Eileen Sutterfield
8 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.08.55-AM.jpeg)
Photo by Eileen Sutterfield
9 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.09.08-AM.jpeg)
Photo by Eileen Sutterfield
~2nd Week
![](https://sites.tufts.edu/babybirds/files/2018/05/ANHU-_1st-week.jpg)
Photo by Avery Berkowitz
10 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.09.28-AM.jpeg)
Photo by Eileen Sutterfield
10 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.09.45-AM.jpeg)
Photo by Eileen Sutterfield
~2nd Week - 3.4g
![](https://sites.tufts.edu/babybirds/files/2021/03/img_1578.jpeg)
Photo by Lauren Gonzales, Santa Barbara Wildlife Care Network, ruler in centimeters
11 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.09.57-AM.jpeg)
Photo by Eileen Sutterfield
12 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.10.13-AM.jpeg)
Photo by Eileen Sutterfield
12 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.10.41-AM.jpeg)
Photo by Eileen Sutterfield
13 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.11.00-AM.jpeg)
Photo by Eileen Sutterfield
13 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.11.10-AM.jpeg)
Photo by Eileen Sutterfield
13 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.11.22-AM.jpeg)
Photo by Eileen Sutterfield
14 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.11.38-AM-1.png)
Photo by Eileen Sutterfield
~2nd Week
![](https://sites.tufts.edu/babybirds/files/2018/05/ANHU-_2nd-week.jpg)
Photo by Avery Berkowitz
~2nd Week - 4.5g
![](https://sites.tufts.edu/babybirds/files/2021/03/img_1593.jpeg)
Photo by Lauren Gonzales, Santa Barbara Wildlife Care Network, ruler in centimeters
15 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.12.02-AM-1.png)
Photo by Eileen Sutterfield
16 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.12.23-AM.jpeg)
Photo by Eileen Sutterfield
~3rd Week - 4.6g
![](https://sites.tufts.edu/babybirds/files/2021/03/IMG_7921.jpeg)
Photo from the Santa Barbara Wildlife Care Network, ruler in centimeters
~3rd Week - 4.6g
![](https://sites.tufts.edu/babybirds/files/2021/03/IMG_7913.jpeg)
Photo from the Santa Barbara Wildlife Care Network, ruler in centimeters
~3rd Week - 4.6g
![](https://sites.tufts.edu/babybirds/files/2021/03/IMG_7915.jpeg)
Photo from the Santa Barbara Wildlife Care Network, ruler in centimeters
17 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.12.36-AM.jpeg)
Photo by Eileen Sutterfield
18 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.12.54-AM.jpeg)
Photo by Eileen Sutterfield
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f16.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f10.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f11.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2019/03/fullsizeoutput_2f3a.jpeg)
Photo by Jen Osburn Eliot, Wildlife Images Rehab Center
2 Anna's and 1 Allen's Hummingbird ~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f2e-scaled.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
2 Anna's and 1 Allen's Hummingbird ~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f30.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
2 Anna's and 1 Allen's Hummingbird ~3rd Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f32.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
19 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.13.06-AM.jpeg)
Photo by Eileen Sutterfield
20 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.13.22-AM.jpeg)
Photo by Eileen Sutterfield
21 Days Old
![](https://sites.tufts.edu/babybirds/files/2020/12/Screen-Shot-2020-12-13-at-9.13.36-AM.jpeg)
Photo by Eileen Sutterfield
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2019/03/fullsizeoutput_2f40.jpeg)
Photo by Jen Osburn Eliot, Wildlife Images Rehab Center
~3rd Week
![](https://sites.tufts.edu/babybirds/files/2019/03/fullsizeoutput_2f43.jpeg)
Photo by Jen Osburn Eliot, Wildlife Images Rehab Center
~4th Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f17.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
~4th Week
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f1b.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
>4 Weeks
![](https://sites.tufts.edu/babybirds/files/2019/03/fullsizeoutput_2f3e.jpeg)
Photo by Jen Osburn Eliot, Wildlife Images Rehab Center
>4 Weeks
![](https://sites.tufts.edu/babybirds/files/2019/03/fullsizeoutput_2f3f.jpeg)
Photo by Jen Osburn Eliot, Wildlife Images Rehab Center
>4 Weeks
![](https://sites.tufts.edu/babybirds/files/2020/01/fullsizeoutput_4f1d.jpeg)
Photo by Jessie Zamichow, Santa Barbara Wildlife Care Network
>4 Weeks
![](https://sites.tufts.edu/babybirds/files/2020/03/juvenile-Annas-Hummingbird.jpeg)
Photo by Aaron Budgor