http://weirdmustard.de/bugs/index.php?action=history&feed=atom&title=Cyanistes_caeruleus 2026-05-14T16:04:55Z Revision history for this page on the wiki MediaWiki 1.43.3 http://weirdmustard.de/bugs/index.php?title=Cyanistes_caeruleus&diff=2089&oldid=prev 2026-02-24T15:14:27Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 17:14, 24 February 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">&lt;i&gt;This page is all up-to-date. No further observations.&lt;/i&gt;</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== About ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== About ==</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> </table>

Admin http://weirdmustard.de/bugs/index.php?title=Cyanistes_caeruleus&diff=1812&oldid=prev 2026-01-18T21:21:34Z

<p><span class="autocomment">Sam says</span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:21, 18 January 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l7">Line 7:</td> <td colspan="2" class="diff-lineno">Line 7:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>In my experience, the tinier Eurasian Blue Tits are more feisty and aggressive than Great Tits. That may not be supported by any science but they have yelled at me for just looking at them for too long. Like their "cousins" the males will try to fight their mirror image during springtime. It doesn't matter if they <del style="font-weight: bold; text-decoration: none;">are seeing </del>themselves in water, a balcony door or a window. If they see a reflection, they get angry. Which unfortunately might lead to them hurting themselves. If you find a dizzy Blue Tit near a window that doesn't seem heavily hurt as if crashing into it but rather confused, make sure there are no predators like [http://weirdmustard.de/bugs/index.php?title=Felis_catus Cat]s around and let them rest for a while. Don't try to grab them, small birds regularly die of heartattacks when being handled by a human.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>In my experience, the tinier Eurasian Blue Tits are more feisty and aggressive than Great Tits. That may not be supported by any science but they have yelled at me for just looking at them for too long. Like their "cousins" the males will try to fight their mirror image during springtime. It doesn't matter if they <ins style="font-weight: bold; text-decoration: none;">spot </ins>themselves in water, a balcony door or a window. If they see a reflection, they get angry. Which unfortunately might lead to them hurting themselves. If you find a dizzy Blue Tit near a window that doesn't seem heavily hurt as if crashing into it but rather confused, make sure there are no predators like [http://weirdmustard.de/bugs/index.php?title=Felis_catus Cat]s around and let them rest for a while. Don't try to grab them, small birds regularly die of heartattacks when being handled by a human.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Slideshow ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Slideshow ==</div></td></tr> </table>

Admin http://weirdmustard.de/bugs/index.php?title=Cyanistes_caeruleus&diff=1811&oldid=prev 2026-01-18T21:20:37Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:20, 18 January 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l3">Line 3:</td> <td colspan="2" class="diff-lineno">Line 3:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:Cyanistes_caeruleus_13.jpg|thumb|Stand-offish Eurasian Blue Tit]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:Cyanistes_caeruleus_13.jpg|thumb|Stand-offish Eurasian Blue Tit]]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other Blue Tits or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have found to have ultraviolet markings that can be seen by fellow birds and play a role in them finding a partner to mate with. To the human eye they are strikingly green and blue colored.  </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other Blue Tits or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have <ins style="font-weight: bold; text-decoration: none;">been </ins>found to have ultraviolet markings <ins style="font-weight: bold; text-decoration: none;">on some of their feathers </ins>that can be seen by fellow birds and play a role in them finding a partner to mate with. To the human eye they are strikingly green and blue colored.  </div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td></tr> </table>

Admin http://weirdmustard.de/bugs/index.php?title=Cyanistes_caeruleus&diff=1805&oldid=prev 2026-01-18T21:04:55Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:04, 18 January 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l3">Line 3:</td> <td colspan="2" class="diff-lineno">Line 3:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:Cyanistes_caeruleus_13.jpg|thumb|Stand-offish Eurasian Blue Tit]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:Cyanistes_caeruleus_13.jpg|thumb|Stand-offish Eurasian Blue Tit]]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other <del style="font-weight: bold; text-decoration: none;">blue tits </del>or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have found to have ultraviolet markings that can be seen by fellow birds and play a role in them finding a partner to mate with. To the human eye they are strikingly green and blue colored.  </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other <ins style="font-weight: bold; text-decoration: none;">Blue Tits </ins>or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have found to have ultraviolet markings that can be seen by fellow birds and play a role in them finding a partner to mate with. To the human eye they are strikingly green and blue colored.  </div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Sam says ==</div></td></tr> </table>

Admin http://weirdmustard.de/bugs/index.php?title=Cyanistes_caeruleus&diff=1800&oldid=prev 2026-01-18T20:57:26Z

<p>Created page with &quot;== About == <a href="/bugs/index.php?title=File:Cyanistes_caeruleus_13.jpg" title="File:Cyanistes caeruleus 13.jpg">thumb|Stand-offish Eurasian Blue Tit</a> The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other blue tits or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have found to have ultraviolet markings that can be seen by fellow birds and play a role in them finding a partner...&quot;</p> <p><b>New page</b></p><div>== About ==<br /> <br /> [[File:Cyanistes_caeruleus_13.jpg|thumb|Stand-offish Eurasian Blue Tit]]<br /> <br /> The &lt;b&gt;Eurasian Blue Tit&lt;/b&gt; is one of the smallest tits in Europe and can be spotted all year round. They are usually found in groups of other blue tits or [http://weirdmustard.de/bugs/index.php?title=Parus_major Great Tit]s. One thing that makes them special is that they have found to have ultraviolet markings that can be seen by fellow birds and play a role in them finding a partner to mate with. To the human eye they are strikingly green and blue colored. <br /> <br /> == Sam says ==<br /> <br /> In my experience, the tinier Eurasian Blue Tits are more feisty and aggressive than Great Tits. That may not be supported by any science but they have yelled at me for just looking at them for too long. Like their &quot;cousins&quot; the males will try to fight their mirror image during springtime. It doesn&#039;t matter if they are seeing themselves in water, a balcony door or a window. If they see a reflection, they get angry. Which unfortunately might lead to them hurting themselves. If you find a dizzy Blue Tit near a window that doesn&#039;t seem heavily hurt as if crashing into it but rather confused, make sure there are no predators like [http://weirdmustard.de/bugs/index.php?title=Felis_catus Cat]s around and let them rest for a while. Don&#039;t try to grab them, small birds regularly die of heartattacks when being handled by a human.<br /> <br /> == Slideshow ==<br /> <br /> &lt;gallery mode=slideshow&gt;<br /> Cyanistes_caeruleus_16.jpg<br /> Cyanistes_caeruleus_15.jpg<br /> Cyanistes_caeruleus_14.jpg<br /> Cyanistes_caeruleus_13.jpg<br /> Cyanistes_caeruleus_12.jpg<br /> Cyanistes_caeruleus_11.jpg<br /> Cyanistes_caeruleus_10.jpg<br /> Cyanistes_caeruleus_09.jpg<br /> Cyanistes_caeruleus_08.jpg<br /> Cyanistes_caeruleus_07.jpg<br /> Cyanistes_caeruleus_06.jpg<br /> Cyanistes_caeruleus_05.jpg<br /> Cyanistes_caeruleus_04.jpg<br /> Cyanistes_caeruleus_03.jpg<br /> Cyanistes_caeruleus_02.jpg<br /> Cyanistes_caeruleus_01.jpg<br /> &lt;/gallery&gt;<br /> <br /> == Observations ==<br /> <br /> &lt;gallery&gt;<br /> Cyanistes_caeruleus_16.jpg<br /> Cyanistes_caeruleus_15.jpg<br /> Cyanistes_caeruleus_14.jpg<br /> Cyanistes_caeruleus_13.jpg<br /> Cyanistes_caeruleus_12.jpg<br /> Cyanistes_caeruleus_11.jpg<br /> Cyanistes_caeruleus_10.jpg<br /> Cyanistes_caeruleus_09.jpg<br /> Cyanistes_caeruleus_08.jpg<br /> Cyanistes_caeruleus_07.jpg<br /> Cyanistes_caeruleus_06.jpg<br /> Cyanistes_caeruleus_05.jpg<br /> Cyanistes_caeruleus_04.jpg<br /> Cyanistes_caeruleus_03.jpg<br /> Cyanistes_caeruleus_02.jpg<br /> Cyanistes_caeruleus_01.jpg<br /> &lt;/gallery&gt;<br /> <br /> [[Category:Blue and Azure Tits]]</div>

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