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>
    <allimages aicontinue="WoltTeam.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="Jenne_fursona_reference_old_by_jeniac-d5pc0c6.png" timestamp="2015-04-17T11:24:09Z" url="https://uk.wikifur.com/w/images/a/a3/Jenne_fursona_reference_old_by_jeniac-d5pc0c6.png" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Jenne_fursona_reference_old_by_jeniac-d5pc0c6.png" ns="6" title="Файл:Jenne fursona reference old by jeniac-d5pc0c6.png" />
      <img name="Kick_it_by_firefeathers-d4j6muk.png" timestamp="2015-04-17T11:13:10Z" url="https://uk.wikifur.com/w/images/d/dc/Kick_it_by_firefeathers-d4j6muk.png" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Kick_it_by_firefeathers-d4j6muk.png" ns="6" title="Файл:Kick it by firefeathers-d4j6muk.png" />
      <img name="Maxresdefault.jpg" timestamp="2015-05-02T15:13:54Z" url="https://uk.wikifur.com/w/images/e/e5/Maxresdefault.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Maxresdefault.jpg" ns="6" title="Файл:Maxresdefault.jpg" />
      <img name="Romulus_and_romenus_id_by_romenuswolf-d3fz7u8.jpg" timestamp="2015-05-01T16:28:51Z" url="https://uk.wikifur.com/w/images/b/b3/Romulus_and_romenus_id_by_romenuswolf-d3fz7u8.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Romulus_and_romenus_id_by_romenuswolf-d3fz7u8.jpg" ns="6" title="Файл:Romulus and romenus id by romenuswolf-d3fz7u8.jpg" />
      <img name="Screenshot_vivisector_beast_inside.jpg" timestamp="2015-05-02T15:13:15Z" url="https://uk.wikifur.com/w/images/a/a0/Screenshot_vivisector_beast_inside.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Screenshot_vivisector_beast_inside.jpg" ns="6" title="Файл:Screenshot vivisector beast inside.jpg" />
      <img name="Vivisector2.jpg" timestamp="2015-05-02T15:14:52Z" url="https://uk.wikifur.com/w/images/b/b7/Vivisector2.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Vivisector2.jpg" ns="6" title="Файл:Vivisector2.jpg" />
      <img name="WUFF15.png" timestamp="2015-04-17T21:42:12Z" url="https://uk.wikifur.com/w/images/a/ae/WUFF15.png" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:WUFF15.png" ns="6" title="Файл:WUFF15.png" />
      <img name="Werewolf_calendar_poachers_by_screwbald-d5dbc3e.jpg" timestamp="2015-05-02T11:24:04Z" url="https://uk.wikifur.com/w/images/7/72/Werewolf_calendar_poachers_by_screwbald-d5dbc3e.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Werewolf_calendar_poachers_by_screwbald-d5dbc3e.jpg" ns="6" title="Файл:Werewolf calendar poachers by screwbald-d5dbc3e.jpg" />
      <img name="Wolfteam1.jpg" timestamp="2015-05-02T18:25:45Z" url="https://uk.wikifur.com/w/images/e/e6/Wolfteam1.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wolfteam1.jpg" ns="6" title="Файл:Wolfteam1.jpg" />
      <img name="Wolfteam2.jpg" timestamp="2015-05-02T18:37:41Z" url="https://uk.wikifur.com/w/images/6/60/Wolfteam2.jpg" descriptionurl="https://uk.wikifur.com/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wolfteam2.jpg" ns="6" title="Файл:Wolfteam2.jpg" />
    </allimages>
  </query>
</api>