Double-crested Cormorant
Double-crested Cormorant
Nannopterum auritum
Aves
COMMON

Stats

Lifespan
6-20 yrs
Size
Large
Diet
Carnivore
Activity
Diurnal
Social
Colony
Biome
Freshwater wetland
Range
North America
Movement
Flight
Breeding
Egg-laying
Defense
Herd Safety
Status
Common

About

A large, all-dark waterbird instantly recognised by its bright orange-yellow gular pouch and striking turquoise eyes. Unlike ducks, cormorants lack waterproofing oils and must stand wings outstretched to dry after every dive.

Life cycle

  1. 1.
    egg
    A clutch of eggs is incubated in the nest, kept warm by a brooding parent until the chicks pip free.
  2. 2.
    hatchling
    A naked or downy hatchling is fed in the nest by its parents.
  3. 3.
    juvenile
    A feathered juvenile fledges from the nest and learns to fly and forage.
  4. 4.
    adult
    Fully grown with adult plumage.

Learn more

Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Suliformes
Family
Phalacrocoracidae
Genus
Nannopterum
Species
Nannopterum auritum