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gptkbp:instance_of
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gptkb:fish
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gptkbp:bfsLayer
|
4
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gptkbp:bfsParent
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gptkb:Hammerhead_sharks
gptkb:Sphyrnidae
gptkb:Hammerhead_shark
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gptkbp:behavior
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schooling
complex social interactions
solitary or in groups
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gptkbp:body_style
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gptkb:ampullae_of_Lorenzini
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gptkbp:breeding_season
|
spring to summer
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gptkbp:color
|
grey to brown
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gptkbp:common_name
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gptkb:Hammerhead_shark
Scalloped hammerhead shark
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gptkbp:conservation_efforts
|
protected in some regions
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gptkbp:conservation_status
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Endangered
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gptkbp:cultural_significance
|
featured in folklore
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gptkbp:diet
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gptkb:fish
gptkb:mythological_figure
crustaceans
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gptkbp:ecological_role
|
top predator in marine ecosystems
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gptkbp:eye_color
|
located on the ends of the hammer
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gptkbp:family
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gptkb:Sphyrnidae
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gptkbp:first_described_by
|
1801
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gptkbp:fishing_regulations
|
longlining
gillnetting
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gptkbp:fossil_record
|
ancient relatives exist
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gptkbp:genus
|
gptkb:Sphyrna
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gptkbp:habitat
|
continental shelves
warm temperate and tropical waters
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|
gptkbp:has_feature
|
distinctive hammer-shaped head
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gptkbp:has_friend
|
about 60 cm at birth
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Scalloped hammerhead
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|
gptkbp:is_vulnerable_to
|
due to habitat degradation
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|
gptkbp:length
|
4.5 meters
|
|
gptkbp:lifespan
|
20 to 30 years
|
|
gptkbp:litter_size
|
up to 40 pups
|
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gptkbp:migration
|
seasonal migrations
influenced by water temperature
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|
gptkbp:predators
|
larger sharks
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gptkbp:range
|
worldwide in tropical and subtropical waters
|
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gptkbp:reproduction
|
ovoviviparous
|
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gptkbp:research_interest
|
studied for behavior and ecology
|
|
gptkbp:scientific_name
|
gptkb:Sphyrna_lewini
|
|
gptkbp:senses
|
excellent sense of smell
electroreception
good vision
|
|
gptkbp:social_structure
|
often found in schools
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|
gptkbp:speed
|
up to 25 km/h
|
|
gptkbp:symbiotic_relationships
|
with cleaner fish
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gptkbp:synergizes_with
|
targeted for their fins
|
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gptkbp:threats
|
habitat loss
overfishing
bycatch
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gptkbp:traded_on
|
popular in aquariums
|
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gptkbp:weight
|
up to 230 kg
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