1.0Lafeber® Pet Birdshttps://lafeber.com/pet-birdsBecky Davishttps://lafeber.com/pet-birds/author/becky/rich600338<blockquote class="wp-embedded-content" data-secret="BJVZ279c93"><a href="https://lafeber.com/pet-birds/questions/weird-action/">Weird action</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://lafeber.com/pet-birds/questions/weird-action/embed/#?secret=BJVZ279c93" width="600" height="338" title="“Weird action” — Lafeber® Pet Birds" data-secret="BJVZ279c93" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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://lafeber.com/pet-birds/wp-includes/js/wp-embed.min.js </script> In my flock of four Fischer’s lovebirds, two of them are new birds bought last year. They are both healthy and in good shape. But they both does this weird knocking on surfaces(on their cage bars, floor, wall, etc…) with their beak with tapping rhythm. My other two birds never do this. It mostly happens […]