<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Anátidas</topic></authority><related type="narrower"><topic>Cisnes</topic></related><related type="broader"><topic>Aves</topic></related><variant type="other"><topic>Anátidos</topic></variant><variant type="other"><topic>Ánades</topic></variant><variant type="other"><topic>Anseriformes</topic></variant><variant type="other"><topic>Anas</topic></variant><variant type="other"><topic>Anátides</topic></variant><variant type="other"><topic>Anatidae</topic></variant> <note xml:lang="es"><![CDATA[ Úsase para obras sobre estos animales desde un punto de vista científico. Para obras sobre los patos como aves de corral, véase: Patos ]]></note></mads>