Occurrence Download

A dataset containing 718 species occurrences available in GBIF matching the query:{ "and" : [ { "or" : [ "BasisOfRecord is Observation", "BasisOfRecord is Human Observation" ] }, { "or" : [ "Country is United States of America", "Country is Canada", "Country is Mexico" ] }, "Year 1960-2019", { "or" : [ "TaxonKey is Crotalus viridis viridis", "TaxonKey is Crotalus viridis Rafinesque, 1818" ] } ]} The dataset includes 718 records from 7 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0029010-181108115102211/datasets/export for details. Data from some individual datasets included in this download may be licensed under less restrictive terms.