1.0NoDehttps://node.unimi.it/en/rich600338<blockquote class="wp-embedded-content" data-secret="NMJIbvgcWB"><a href="https://node.unimi.it/en/our-animals/echinodermi/">Echinoderms</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://node.unimi.it/en/our-animals/echinodermi/embed/#?secret=NMJIbvgcWB" width="600" height="338" title="“Echinoderms” — NoDe" data-secret="NMJIbvgcWB" 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); /* ]]> */ </script> https://node.unimi.it/wp-content/uploads/sites/158/2025/05/IMG-20211225-WA0007.jpg16001066Echinoderms include well-known animals like starfish and sea urchins, as well as lesser-known organisms such as sea lilies (crinoids), sea cucumbers, and brittle stars. Like all the animals studied in the NoDe project, they belong to the group of deuterostomes, alongside chordates and hemichordates. Echinoderms have unique features, including the pentaradial symmetry of adult forms […]