Statements (98)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:bird
|
| gptkbp:bfsLayer |
5
|
| gptkbp:bfsParent |
gptkb:Arne_RSPB_Reserve
|
| gptkbp:adaptation |
Camouflage
Adapted to blend into surroundings Roosting during the day |
| gptkbp:aircraft_operated |
Long and pointed
Long and pointed wings Brown and gray tones Slow and steady wing beats |
| gptkbp:behavior |
gptkb:Nocturnal
Generally solitary outside breeding season |
| gptkbp:breeding_season |
Spring to Summer
Ground nesting Spring to summer |
| gptkbp:calls_for |
Vocalizations
Cooing sounds |
| gptkbp:clutch_size |
1 to 2 eggs
1 to 3 eggs |
| gptkbp:color |
gptkb:Brown
Soft and fluffy Cryptic plumage Mottled brown and gray feathers Short and wide beak Short and wide |
| gptkbp:common_name |
gptkb:Common_Nightjar
|
| gptkbp:conservation_efforts |
Some species are protected
Some species are protected by law |
| gptkbp:conservation_status |
Varies by species
|
| gptkbp:cooling_system |
Adapted to temperature changes
|
| gptkbp:cultural_references |
Symbol of mystery in various cultures
|
| gptkbp:cultural_significance |
Featured in folklore
Featured in folklore and literature |
| gptkbp:diet |
gptkb:Insects
|
| gptkbp:distribution |
Worldwide
|
| gptkbp:egg_color |
Camouflaged
White or pale |
| gptkbp:eye_color |
gptkb:Dark
Large eyes adapted for night vision |
| gptkbp:family |
gptkb:Caprimulgidae
Nightjars are related to frogmouths |
| gptkbp:first_flight |
Silent flight
|
| gptkbp:fledging_period |
About 3 weeks
Chicks fledge after a few weeks |
| gptkbp:foraging_behavior |
gptkb:Aerial
Forage by catching insects in flight Hunting at dusk and dawn |
| gptkbp:habitat |
Forests
Prefers areas with dense vegetation Open areas with some cover Woodlands, savannas, and grasslands Woodlands, savannas, and scrublands |
| https://www.w3.org/2000/01/rdf-schema#label |
Nightjar
|
| gptkbp:incubation_period |
About 18 days
|
| gptkbp:local_names |
Various names in different cultures
|
| gptkbp:mating_system |
Monogamous
|
| gptkbp:migration |
Some species migrate
Some species are migratory Seasonal movements observed Some migrate seasonally |
| gptkbp:mimicry |
Some species mimic other birds
|
| gptkbp:music_style |
Songs vary by region
|
| gptkbp:nesting |
Ground
Females incubate eggs Camouflaged nests |
| gptkbp:notable_performance |
Vocalizations produced by throat muscles
|
| gptkbp:notable_species |
Difficult to identify without vocalizations
|
| gptkbp:order |
gptkb:Caprimulgiformes
|
| gptkbp:predators |
Birds of prey
Eggs and chicks vulnerable to predators |
| gptkbp:related_species |
gptkb:Potoo
|
| gptkbp:reproduction |
Courtship displays
Eggs laid on bare ground |
| gptkbp:research_interest |
Studied for their unique adaptations
Studied for vocal behavior |
| gptkbp:scientific_name |
gptkb:Caprimulgus_europaeus
|
| gptkbp:size |
Medium-sized
|
| gptkbp:social_structure |
Solitary or in pairs
|
| gptkbp:soundtrack |
Males sing to attract females
|
| gptkbp:species |
gptkb:Common_Nightjar
Over 80 species Over 80 species worldwide |
| gptkbp:stealth_features |
Excellent camouflage in leaf litter
|
| gptkbp:subspecies |
Multiple subspecies exist
Caprimulginae |
| gptkbp:tail_type |
Square or slightly forked
Long and square tail |
| gptkbp:territorial_behavior |
Males defend territory
|
| gptkbp:threats |
Habitat loss
Predation and human activity |
| gptkbp:vision |
Good night vision
|
| gptkbp:vocalization |
Calls and songs
Primarily at night |
| gptkbp:voice_actor |
Calls and songs
|
| gptkbp:wildlife |
Threatened by habitat destruction
|
| gptkbp:wingspan |
Varies by species
60 to 70 cm |
| gptkbp:young |
gptkb:Chicks
|