measurementID occurrenceID measurementOfTaxon parentMeasurementID measurementType measurementValue measurementRemarks bibliographicCitation source 1 Anatidae TRUE http://purl.obolibrary.org/obo/GO_0040011 https://eol.org/schema/terms/drag_based_swimming hindlimb propulsion; able to dive underwater Paul A Johnsgard. 1962. Evolutionary trends in the behaviour and morphology of the Anatidae. The Wildfowl Trust Thirteenth Annual Report. pp. 130-148 https://wildfowl.wwt.org.uk/index.php/wildfowl/article/view/185 2 1 https://eol.org/schema/terms/starts_at 8027 3 1 https://eol.org/schema/terms/stops_at 45517719 4 Anseranas semipalmata TRUE http://purl.obolibrary.org/obo/GO_0040011 https://eol.org/schema/terms/drag_based_swimming hindlimb propulsion; surface swimming only Paul A Johnsgard. 1962. Evolutionary trends in the behaviour and morphology of the Anatidae. The Wildfowl Trust Thirteenth Annual Report. pp. 130-148 https://wildfowl.wwt.org.uk/index.php/wildfowl/article/view/185 5 4 https://eol.org/schema/terms/starts_at 45517719