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American Crow

Life History Information

Quick Jump To:

Common Names
Taxonomy
Status of Species

Measurements
Migration
Breeding Habitat

Nest Characteristics
Productivity
Feeding Habits

 
Common Names  (References)
English:

American Crow

French:

Corneille d'Amérique

Spanish:

Cuervo Americano


Taxonomy  (References)
Order:

Passeriformes

Genus:

Corvus

AOU number:

488

Family:

Corvidae

Species:

brachyrhynchos

 

 


Status of Species  (References)
Global:

Very common

Provincial rank (breeding):

Very common

Canada:
(COSEWIC)

Not evaluated

(non-breeding):

Common


Measurements  (References)
Wing length (millimetres):

317

Weight (grams):

507

  Potential lifespan (years):

15


Migration  (References)
Migration strategy

primary:

Short distance migrant

secondary:

Resident

Return to southern Ontario (date):

Overwinters

Return to northern Ontario (date):

March 19


Breeding Habitat  (References)
 

Ecozone

Nesting habitat

Primary:

Boreal Shield

Woodlands

Secondary:

Boreal Plains

Agricultural

Tertiary:

Montaine Cordillera

Urban

Territory size (hectares):

0

Forest area sensitivity:

Forest area sensitive

Home range (hectares):

No data

 

Nest Characteristics  (References)
Nest substrate:

Primary:

Coniferous tree

Nest type:

Primary:

Cup

Secondary:

Deciduous tree

Secondary:

None

Nest height (metres)

minimum:

5.5


maximum:

10.7

average:

8.1


Productivity  (References)
Clutch size (eggs)

minimum:

4

maximum:

5

average:

4.5

Usual number of broods:

1

Type of development:

Altricial

Cowbird parasitism (percent):

0


Feeding Habits  (References)
Activity time: Diurnal
  Breeding Non-breeding
Food type

primary:

Omnivore

Omnivore

secondary:

None

None

Food substrate

primary:

Ground

None

secondary:

None

None

Feeding technique

primary:

Forager

Forager

secondary:

None

None

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