You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <logevents lecontinue="20091130023449|71" />
  </query-continue>
  <query>
    <logevents>
      <item logid="81" ns="2" title="User:Mpop" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2011-07-19T16:14:36Z" comment="">
        <rights old="" new="editor, admin" />
      </item>
      <item logid="80" ns="6" title="File:Minimus frc.jpeg" pageid="114" type="upload" action="upload" user="Gnarzisi" timestamp="2011-02-15T16:52:02Z" comment="Minimus Feature-Response Curve for Brucella suis" />
      <item logid="79" ns="2" title="User:Gnarzisi" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2011-02-14T21:56:00Z" comment="">
        <rights old="" new="editor, admin" />
      </item>
      <item logid="78" ns="0" title="Ubuntu installation" pageid="112" type="move" action="move" user="Floflooo" timestamp="2011-02-01T02:04:16Z" comment="">
        <move new_ns="0" new_title="Debian installation" />
      </item>
      <item logid="77" ns="2" title="User:Decaos" pageid="0" type="rights" action="rights" user="Ddsommer" timestamp="2010-11-08T22:21:11Z" comment="">
        <rights old="" new="editor, admin" />
      </item>
      <item logid="76" ns="2" title="User:Davek44" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2010-04-26T17:12:10Z" comment="">
        <rights old="" new="editor" />
      </item>
      <item logid="75" ns="2" title="User:Trgibbons" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2010-01-14T18:43:36Z" comment="">
        <rights old="" new="editor" />
      </item>
      <item logid="74" ns="2" title="User:Ddsommer" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2009-12-06T01:08:56Z" comment="">
        <rights old="editor" new="editor, admin" />
      </item>
      <item logid="73" ns="2" title="User:Ddsommer" pageid="0" type="rights" action="rights" user="Mcschatz" timestamp="2009-12-06T01:08:45Z" comment="">
        <rights old="" new="editor" />
      </item>
      <item logid="72" ns="6" title="File:Fastqqc.png" pageid="96" type="upload" action="upload" user="Mcschatz" timestamp="2009-11-30T18:53:56Z" comment="" />
    </logevents>
  </query>
</api>