Matches in DBpedia 2016-04 for { <http://wikidata.dbpedia.org/resource/Q216507> ?p ?o }
- Q216507 subject Q1456850.
- Q216507 subject Q6524595.
- Q216507 subject Q8301198.
- Q216507 subject Q8301205.
- Q216507 abstract "Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting by humans, and is driven primarily by availability of food. It occurs mainly in the northern hemisphere, where birds are funnelled on to specific routes by natural barriers such as the Mediterranean Sea or the Caribbean Sea.Historically, migration has been recorded as much as 3,000 years ago by Ancient Greek authors including Homer and Aristotle, and in the Book of Job, for species such as storks, turtle doves, and swallows. More recently, Johannes Leche began recording dates of arrivals of spring migrants in Finland in 1749, and scientific studies have used techniques including bird ringing and satellite tracking. Threats to migratory birds have grown with habitat destruction especially of stopover and wintering sites, as well as structures such as power lines and wind farms.The Arctic tern holds the long-distance migration record for birds, travelling between Arctic breeding grounds and the Antarctic each year. Some species of tubenoses (Procellariiformes) such as albatrosses circle the earth, flying over the southern oceans, while others such as Manx shearwaters migrate 14,000 km (8,700 mi) between their northern breeding grounds and the southern ocean. Shorter migrations are common, including altitudinal migrations on mountains such as the Andes and Himalayas.The timing of migration seems to be controlled primarily by changes in day length. Migrating birds navigate using celestial cues from the sun and stars, the earth's magnetic field, and probably also mental maps.".
- Q216507 thumbnail BrantaLeucopsisMigration.jpg?width=300.
- Q216507 wikiPageExternalLink occurrence-maps.
- Q216507 wikiPageExternalLink default.cfm.
- Q216507 wikiPageExternalLink 0926_020927_birdmigration.html.
- Q216507 wikiPageExternalLink birdmigration.
- Q216507 wikiPageExternalLink annual-cycle.
- Q216507 wikiPageExternalLink index.shtml.
- Q216507 wikiPageExternalLink cmmn.html.
- Q216507 wikiPageExternalLink www.groms.de.
- Q216507 wikiPageExternalLink Alerstam_detours_2001.pdf.
- Q216507 wikiPageExternalLink www.migraction.net.
- Q216507 wikiPageExternalLink www.migrate.ou.edu.
- Q216507 wikiPageExternalLink birds.
- Q216507 wikiPageExternalLink www.olangowildlifesanctuary.org.
- Q216507 wikiPageExternalLink index.html.
- Q216507 wikiPageExternalLink birds.
- Q216507 wikiPageExternalLink ?p=173.
- Q216507 wikiPageExternalLink Bontadina_FunEco2003.pdf.
- Q216507 wikiPageExternalLink default.asp?taal=2.
- Q216507 wikiPageWikiLink Q1057021.
- Q216507 wikiPageWikiLink Q1069313.
- Q216507 wikiPageWikiLink Q1075.
- Q216507 wikiPageWikiLink Q11406.
- Q216507 wikiPageWikiLink Q11408.
- Q216507 wikiPageWikiLink Q1153938.
- Q216507 wikiPageWikiLink Q11772.
- Q216507 wikiPageWikiLink Q1226079.
- Q216507 wikiPageWikiLink Q123120.
- Q216507 wikiPageWikiLink Q1247.
- Q216507 wikiPageWikiLink Q131590.
- Q216507 wikiPageWikiLink Q131918.
- Q216507 wikiPageWikiLink Q134705.
- Q216507 wikiPageWikiLink Q1410.
- Q216507 wikiPageWikiLink Q143762.
- Q216507 wikiPageWikiLink Q1456850.
- Q216507 wikiPageWikiLink Q1471716.
- Q216507 wikiPageWikiLink Q1555938.
- Q216507 wikiPageWikiLink Q158856.
- Q216507 wikiPageWikiLink Q160835.
- Q216507 wikiPageWikiLink Q167230.
- Q216507 wikiPageWikiLink Q167466.
- Q216507 wikiPageWikiLink Q168514.
- Q216507 wikiPageWikiLink Q17019144.
- Q216507 wikiPageWikiLink Q170466.
- Q216507 wikiPageWikiLink Q17052557.
- Q216507 wikiPageWikiLink Q18.
- Q216507 wikiPageWikiLink Q18121791.
- Q216507 wikiPageWikiLink Q181395.
- Q216507 wikiPageWikiLink Q181497.
- Q216507 wikiPageWikiLink Q181857.
- Q216507 wikiPageWikiLink Q185784.
- Q216507 wikiPageWikiLink Q186517.
- Q216507 wikiPageWikiLink Q18841.
- Q216507 wikiPageWikiLink Q18864.
- Q216507 wikiPageWikiLink Q189.
- Q216507 wikiPageWikiLink Q189763.
- Q216507 wikiPageWikiLink Q190520.
- Q216507 wikiPageWikiLink Q191125.
- Q216507 wikiPageWikiLink Q191968.
- Q216507 wikiPageWikiLink Q193145.
- Q216507 wikiPageWikiLink Q20.
- Q216507 wikiPageWikiLink Q200989.
- Q216507 wikiPageWikiLink Q201831.
- Q216507 wikiPageWikiLink Q208405.
- Q216507 wikiPageWikiLink Q208940.
- Q216507 wikiPageWikiLink Q2092297.
- Q216507 wikiPageWikiLink Q209419.
- Q216507 wikiPageWikiLink Q21.
- Q216507 wikiPageWikiLink Q21195.
- Q216507 wikiPageWikiLink Q212055.
- Q216507 wikiPageWikiLink Q212243.
- Q216507 wikiPageWikiLink Q212771.
- Q216507 wikiPageWikiLink Q215267.
- Q216507 wikiPageWikiLink Q21685.
- Q216507 wikiPageWikiLink Q228543.
- Q216507 wikiPageWikiLink Q22906310.
- Q216507 wikiPageWikiLink Q235878.
- Q216507 wikiPageWikiLink Q23666.
- Q216507 wikiPageWikiLink Q243688.
- Q216507 wikiPageWikiLink Q25322.
- Q216507 wikiPageWikiLink Q25341.
- Q216507 wikiPageWikiLink Q25365.
- Q216507 wikiPageWikiLink Q25383.
- Q216507 wikiPageWikiLink Q25450.
- Q216507 wikiPageWikiLink Q25475.
- Q216507 wikiPageWikiLink Q25644.
- Q216507 wikiPageWikiLink Q25961.
- Q216507 wikiPageWikiLink Q26080.
- Q216507 wikiPageWikiLink Q26135.
- Q216507 wikiPageWikiLink Q26552.
- Q216507 wikiPageWikiLink Q26617.
- Q216507 wikiPageWikiLink Q26650.
- Q216507 wikiPageWikiLink Q26733.
- Q216507 wikiPageWikiLink Q26800.
- Q216507 wikiPageWikiLink Q26825.