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About 216 species of birds have become extinct since 1500, with increasing extinction rates due to human-caused influences such as habitat loss, the introduction of invasive species, and climate change. Currently there are approximately 10,000 living species of birds, with over 1,480 at risk of extinction and 223 critically endangered.
Anseriformes, Columbiformes & Gruiformes
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subspecies century island islands extinct late pacific 20th known species last mascarenes may recorded new réunion since possibly west 19th
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| habitat loss | instance of | with increasing extinction rates due to human-caused influences | 0.80 | text |
| the introduction of invasive species | instance of | with increasing extinction rates due to human-caused influences | 0.80 | text |
| and climate change | instance of | with increasing extinction rates due to human-caused influences | 0.80 | text |
| red lists usually focus on species as a whole | instance of | National and international conservation projects and research publications | 0.80 | text |
| habitat destruction | instance of | a known threat | 0.80 | text |
| or an observed decline.StruthioniformesRatites | instance of | a known threat | 0.80 | text |
| related birdsStruthio | instance of | a known threat | 0.80 | text |
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