Occurrence Download

A dataset containing 187896 species occurrences available in GBIF matching the query: { "and" : [ { "or" : [ "BasisOfRecord is Human Observation", "BasisOfRecord is Specimen" ] }, "Year 1951-1952", "TaxonKey is Aves" ] } The dataset includes 187896 records from 192 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0004793-181003121212138/datasets/export for details. Data from some individual datasets included in this download may be licensed under less restrictive terms.