Home›Mammal Families›Everyday Group›Waterfowl Families (Ducks, Geese, Swans)›All Waterfowl Families (Ducks, Geese, Swans)Browse ByAll Waterfowl Families (Ducks, Geese, Swans)FactsAll Waterfowl Families (Ducks, Geese, Swans)SourcesComments (0)Reader Challenges (0)FactsComparisonTaxonomic Rank OrderWell-attested6 1Reproductive ModeWell-attestedOviparous (Egg-Laying) 2All Waterfowl Families (Ducks, Geese, Swans)Filter Results1 entryTaxonomic RankAllFamily (1)AnatidaeBird FamiliesSources1. Wikipedia: Taxonomic ranktier 2WikipediaTaxonomic rank, Fundamental ranks section, rank sequence sentence, group 517582Quote, Taxonomic rank, Fundamental ranks section, rank sequence sentence, group 517582kingdom, phylum or division, class, order, family, genus, and speciesView the Source2. Wikipedia: Birdtier 2WikipediaBird, lead section, group 517582Quote, Bird, lead section, group 517582the laying of hard-shelled eggsView the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.