Statements (56)
Predicate | Object |
---|---|
gptkbp:instance_of |
gptkb:bird
|
gptkbp:bfsLayer |
4
|
gptkbp:bfsParent |
gptkb:Surf_Scoter
gptkb:Common_Eider |
gptkbp:adaptation |
camouflage during nesting
|
gptkbp:adult_plumage |
black in males
brown in females |
gptkbp:behavior |
often seen in large groups
diving bird |
gptkbp:breeding_season |
spring to summer
depends on habitat quality |
gptkbp:calls_for |
low-pitched croaking
|
gptkbp:color |
yellow bill in males
|
gptkbp:conservation_efforts |
protected in many areas
|
gptkbp:conservation_status |
gptkb:Least_Concern
|
gptkbp:cultural_significance |
featured in birdwatching
subject of conservation campaigns |
gptkbp:diet |
aquatic invertebrates
|
gptkbp:distribution |
Eurasia and North America
|
gptkbp:egg_color |
olive-brown
about 60 x 40 mm |
gptkbp:family |
gptkb:mythological_figure
|
gptkbp:first_flight |
strong and fast flyer
|
gptkbp:fledging_period |
about 60 days
|
gptkbp:foraging_behavior |
dives for food
|
gptkbp:genus |
Melanitta
|
gptkbp:habitat |
coastal waters
northern Europe and Asia prefer freshwater lakes |
https://www.w3.org/2000/01/rdf-schema#label |
Common Scoter
|
gptkbp:incubation_period |
about 28 days
|
gptkbp:launch_date |
young are precocial
|
gptkbp:length |
45–60 cm
|
gptkbp:migration |
migratory bird
up to 1,500 km migrates to coastal waters in winter |
gptkbp:nesting |
ground-nesting
near water bodies |
gptkbp:population_trend |
stable in some regions
declining in others |
gptkbp:predators |
foxes
birds of prey |
gptkbp:related_species |
White-winged Scoter
Velvet Scoter |
gptkbp:social_structure |
often found in flocks
|
gptkbp:species |
Melanitta nigra
|
gptkbp:subspecies |
Melanitta nigra americana
Melanitta nigra nigra |
gptkbp:threats |
pollution
habitat loss hunting |
gptkbp:type_of_care |
leave the nest shortly after hatching
|
gptkbp:vocalization |
males are less vocal than females
|
gptkbp:weight |
800–1,500 g
|
gptkbp:wingspan |
85–100 cm
|
gptkbp:wintering_range |
coastal areas of Europe and North America
|