Ruby-throated Hummingbird |

Ruby-throated Hummingbird

Notes:

Approximate Hatch Weights:

~0.62g at hatching

Gains ~0.47g/day from 1 day old to 18 days old

Order: Caprimulgiformes
Family: Trochilidae
Common Name: Hummingbirds
Region: Eastern
Chick Type: Altricial
Down: Sparse yellowish down
Skin Color: Blue-gray
Bill: Long and straight and orange-yellow then black
Foot Type: Anisodactyl
Gape: Orange-yellow
Gape Flanges: Yellow
Iris: Dark brown
Legs and Feet: Gray to brown legs and feet

Video by Dane County Humane Society’s Wildlife Center

Video by Delaney Smolinski, Tufts Wildlife Clinic

Video by Delaney Smolinski, Tufts Wildlife Clinic

~1st Week - 2.5g

Photo by Andrea Aiuto

~1st Week

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~2nd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~3rd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~3rd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~3rd Week

Photo by Karyn Lesinski, Center for Wildlife

~3rd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~3rd Week - 3g

Photo by Dane County Humane Society's Wildlife Center

~3rd Week

Photo by Travis Beeler, Tufts Wildlife Clinic

~3rd Week - 1.2g

Photo by Andrea Aiuto

~3rd Week - 1.2g

Photo by Andrea Aiuto

~3rd Week

Photo by Ingrid Hodel, WildCare Oklahoma

~3rd Week

Photo by Jessica Zorge

~4th Week

Photo by Jessica Zorge

~4th Week

Photo by Jessica Zorge

~4th Week

Photo by Jessica Zorge, Tufts Wildlife Clinic

~4th Week

Photo by Jessica Zorge, Tufts Wildlife Clinic

Posted on April 17, 2018 by Avery L. Berkowitz. Bookmark the permalink.

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Site created and maintained by Avery Berkowitz and David Grogan.

This site is made possible by the generous photo contributions of many individuals across the United States and Canada. It aims to support collaboration between those working with wildlife to accurately identify baby birds in order to provide them the best possible care.

To contribute photos to further build and expand this database, please email avery.berkowitz1@gmail.com.

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