Baltimore Oriole |

Baltimore Oriole

Notes:

Approximate Hatch Weights:

~2.5-18g as hatchling

~20-25g as nestling

~33g at adult weight

Order: Passeriformes
Family: Icteridae
Common Name: Orioles/Allies
Region: Eastern
Chick Type: Altricial
Down: Sparse white down
Skin Color: Pink
Bill: Long and conical and pinkish to grayish
Foot Type: Anisodactyl
Gape: Red
Gape Flanges: Pale yellow
Iris: Dark brown
Legs and Feet: Pink to blue-gray legs and feet

Video by Brenda Varvarigos

Video by Brenda Varvarigos

Video by Brenda Varvarigos

Video by Brenda Varvarigos

Video by Brenda Varvarigos

Video by Connie Black

~1st Week - 16g

Photo by Brenda Varvarigos

~1st Week - 16g

Photo by Brenda Varvarigos

6 Days Old

Photo by Connie Black

6 Days Old

Photo by Connie Black

~1st Week - 16g

Photo by Brenda Varvarigos

~1st Week - 16g

Photo by Brenda Varvarigos

~1st Week

Photo by Brenda Varvarigos

~1st Week

Photo by Brenda Varvarigos

~1st Week

Photo by Brenda Varvarigos

8 Days Old

Photo by Connie Black

8 Days Old

Photo by Connie Black

8 Days Old

Photo by Connie Black

~2nd Week

Photo by Brenda Varvarigos

~2nd Week

Photo by Brenda Varvarigos

~2nd Week

Photo by Brenda Varvarigos

~2nd Week

Photo by Brenda Varvarigos

~2nd Week

Photo by Brenda Varvarigos

9 Days Old

Photo by Connie Black

~2nd Week

Photo by Chris Powers, Tufts Wildlife Clinic

~2nd Week

Photo by Chris Powers, Tufts Wildlife Clinic

~2nd Week - 24g

Photo by Paula McCarthy, Tufts Wildlife Clinic

10 Days Old

Photo by Connie Black

10 Days Old

Photo by Connie Black

11 Days Old

Photo by Connie Black

11 Days Old

Photo by Connie Black

11 Days Old

Photo by Connie Black

~2nd Week - 26g

Photo by Brenda Varvarigos

13 Days Old

Photo by Connie Black

13 Days Old

Photo by Connie Black

14 Days Old

Photo by Connie Black

14 Days Old

Photo by Connie Black

15 Days Old

Photo by Connie Black

15 Days Old

Photo by Connie Black

16 Days Old

Photo by Connie Black

17 Days Old

Photo by Connie Black

18 Days Old

Photo by Connie Black

19 Days Old

Photo by Connie Black

20 Days Old

Photo by Connie Black

21 Days Old

Photo by Connie Black

22 Days Old

Photo by Connie Black

22 Days Old

Photo by Connie Black

22 Days Old

Photo by Connie Black

23 Days Old

Photo by Connie Black

~4th Week

Photo by Aaron Budgor

24 Days Old

Photo by Connie Black

24 Days Old

Photo by Connie Black

>4 Weeks

Photo by Britney Hover

>4 Weeks

Photo by Britney Hover

>4 Weeks

Photo by Brenda Varvarigos

>4 Weeks

Photo by Brenda Varvarigos

Posted on April 2, 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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Chick Type

Altricial

Precocial

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Down

Black and gray down with yellow early on

Black down

Brown and white down with brown eye stripes

Brown and yellow down then gray down

Brown and yellow down with brown stripe behind eye

Brown and yellow down with complete brown eyestripe

Brown and yellowish down with faint to no brown eyestripe

Brown down with white patches and underside

Brown to black down with naked top of head

Brown with pale stripe above eye

Buffy down then gray down

Buffy down with brown and black markings

Buffy down with dark brown and white markings

Buffy down with dark brown eye-stripe behind eye

Buffy down with dark brown markings

Buffy down with naked face

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Skin

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Reddish-brown

Yellow then pink and black

Yellowish

Bill

Black distally and red to orange proximally

Broad and black

Broad and black with pink then yellow

Broad and gray to black

Broad and gray to black with pale tip

Broad and gray to pink

Broad and gray with pink to yellow

Broad and pink with gray base

Curved slightly downward and gray

Hooked and black

Hooked and blue-gray with darker tip

Hooked and gray to black

Hooked and gray to yellow-green

Hooked and gray with yellow tip

Hooked and off-white

Hooked and pink to gray

Hooked and pink to gray with pale tip

Hooked and pink to pale yellow

Long and brown to black with slight downward curve

Long and conical and pinkish to grayish

Long and gray to brown with downward curve

Long and straight and black

Long and straight and black with pale tip

Long and straight and gray to orange

Long and straight and grayish then yellow with black

Long and straight and orange to pink with dark tip

Long and straight and orange-yellow then black

Long and straight and pink then gray

Long and straight and pink to black

Long and straight and pink to orange

Long and straight and pink with black tip

Long and straight and pinkish with black band

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Short and pink to black

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Straight and enlarged around nares

Straight and gray to black

Straight and gray to black with pale tip

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Straight and pink to brown

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Tubenose

Foot Type

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Gape Color

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Iris Color

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Legs and Feet

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Gray-pink then black legs and feet

Green to yellow legs and feet

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Orange legs and feet

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Pink then yellow to green legs and feet

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Pink to brown legs and feet

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Pink to orange legs and feet

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Pink to yellowish legs and feet

Proportionally small pink to gray legs and feet

Yellowish legs and feet

Yellowish or pink then brown legs and feet

Yellowish to black legs and feet

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