1.0Field Stationhttps://uwm.edu/field-stationField Stationhttps://uwm.edu/field-stationrich600338<blockquote class="wp-embedded-content" data-secret="fuSp0DjKy8"><a href="https://uwm.edu/field-station/bug-of-the-week/cluster-fly/">Cluster Fly (Family Calliphoridae)</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://uwm.edu/field-station/bug-of-the-week/cluster-fly/embed/#?secret=fuSp0DjKy8" width="600" height="338" title="“Cluster Fly (Family Calliphoridae)” — Field Station" data-secret="fuSp0DjKy8" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://uwm.edu/field-station/wp-includes/js/wp-embed.min.js /* ]]> */ </script> A little larger and chunkier than a house fly, Cluster flies have golden hairs on the thorax, above and below, that make them look like they’ve been sprinkled with glitter. These tawny hairs are prominent when the flies are younger but may get worn off as they age. They hail from across the Pond, probably arriving from Europe in ships’ ballast.https://uwm.edu/field-station/wp-content/uploads/sites/380/2010/11/Untitled-2-1.jpg