<?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://AATesaurus.cultura.gencat.cat/aat/getty_en">ephemeral communities</topic></authority><related type="broader"><topic>organisms by condition</topic></related><related type="broader"><topic>plant communities</topic></related><related type="broader"><topic>groups of animals</topic></related><variant type="other"><topic>ephemeral community</topic></variant> <note xml:lang="en"><![CDATA[ Communities of animals or plants that are temporary or in a constant state of flux. Examples include groups of animals that stop temporarily during a migration, or communities of plants that appear and disappear with changing climate. ]]></note></mads>