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gptkbp:instance_of
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gptkb:genus
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gptkbp:bfsLayer
|
3
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gptkbp:bfsParent
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gptkb:Police_Department
gptkb:Ninjutsu
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gptkbp:adaptation
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streamlined body
foraging strategy
diving ability
foraging in water
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gptkbp:behavior
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solitary or small groups
social behavior
foraging in water
nesting on land
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gptkbp:body_style
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aquatic
streamlined shape
streamlined body
hollow bones
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gptkbp:breathability
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air sacs
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gptkbp:caused_by
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climate change
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gptkbp:characteristics
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webbed feet
streamlined body
toothed beak
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gptkbp:color
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conical
dark plumage
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gptkbp:cultural_impact
|
featured in paleontological studies
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gptkbp:cultural_significance
|
transitional fossil
shows link between birds and reptiles
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gptkbp:diet
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gptkb:fish
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gptkbp:discovered_by
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gptkb:Othniel_Charles_Marsh
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gptkbp:ecological_role
|
predator in marine ecosystems
top predator in its environment
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gptkbp:exhibited_at
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diving behavior
diving adaptations
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gptkbp:eye_color
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dorsal
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gptkbp:faced
|
nostrils positioned high
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gptkbp:features
|
strong beak
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gptkbp:foot
|
webbed
flipper-like limbs
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gptkbp:foraging_behavior
|
pursuit diving
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gptkbp:fossil_record
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gptkb:legislation
gptkb:Africa
gptkb:Europe
gptkb:Asia
gptkb:Australia
gptkb:British_Columbia
gptkb:California
gptkb:Colorado
gptkb:Greenland
gptkb:Hawaii
gptkb:Mexico
gptkb:New_Jersey
gptkb:New_Mexico
gptkb:North_Dakota
gptkb:Oregon
gptkb:South_Dakota
gptkb:Utah
gptkb:Washington
gptkb:Alaska
gptkb:Nevada
gptkb:Wyoming
gptkb:Alberta
gptkb:Kansas
gptkb:Montana
gptkb:Saskatchewan
gptkb:Manitoba
gptkb:Kansas,_USA
gptkb:Western_Interior_Seaway
gptkb:Hotel
Cretaceous period
well-documented
held in various museums
approximately 70 million years old
bone fossils
complete skeletons
provides insight into avian evolution
studied for flight evolution
attracts researchers worldwide
North American coastlines
example of flightless birds
insight into avian evolution
marine bird fossils
understanding bird evolution
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gptkbp:geographical_feature
|
Cretaceous period
|
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gptkbp:geological_formation
|
gptkb:Niobrara_Formation
|
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gptkbp:habitat
|
marine environments
|
|
gptkbp:has_color
|
dark plumage
|
|
gptkbp:has_feature
|
long neck
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|
gptkbp:headcount
|
flattened skull
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gptkbp:historical_significance
|
indicates ancient marine ecosystems
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Hesperornis
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gptkbp:is_a
|
gptkb:bird
|
|
gptkbp:is_compared_to
|
compared with modern birds.
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|
gptkbp:is_considered
|
a transitional form
|
|
gptkbp:is_found_in
|
gptkb:North_America
|
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gptkbp:is_known_for
|
gptkb:dinosaur
fossil records
|
|
gptkbp:is_part_of
|
gptkb:Police_Department
Hesperornithidae family
|
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gptkbp:is_related_to
|
gptkb:Ichthyornis
modern birds
|
|
gptkbp:length
|
1 to 2 meters
1 to 1.5 meters
|
|
gptkbp:movement
|
gptkb:Basketball_Player
|
|
gptkbp:nesting
|
ground nesting
|
|
gptkbp:notable_for
|
limblessness in flight
|
|
gptkbp:predators
|
gptkb:dinosaur
large marine reptiles
|
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gptkbp:related_species
|
gptkb:Gaviiformes
modern birds
|
|
gptkbp:reproduction
|
oviparous
laying eggs in nests
|
|
gptkbp:research_focus
|
important for understanding bird evolution
|
|
gptkbp:resides_in
|
Late Cretaceous
Late Cretaceous period
|
|
gptkbp:scientific_name
|
gptkb:Hesperornis_regalis
|
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gptkbp:species
|
gptkb:Hesperornis_crassipes
gptkb:Hesperornis_gracilis
gptkb:Hesperornis_latifrons
gptkb:Hesperornis_parvus
gptkb:Hesperornis_regalis
|
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gptkbp:tail_type
|
short
|
|
gptkbp:vision
|
excellent underwater vision
|
|
gptkbp:weight
|
up to 10 kg
|
|
gptkbp:wildlife
|
end of the Cretaceous
|
|
gptkbp:wingspan
|
reduced
reduced wings
|
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gptkbp:year_created
|
1872
|