Great tits enjoying the warmer weather – so far

tabsey

5-9-2008 10:10 AM

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/23bc3492-5fea-4aca-91d9-62370e5ae9a6/ED7CDBFC-2027-4F4B-96EE-5896DAC94F9D/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20" href="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20" style="font-size: 11px;">environment.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/environment.newscientist.com/img/624CB058-CFCB-43CB-A571-14203EB2F37B" alt="As springs have got warmer, great tits near Oxford, UK, have shifted their breeding times to maximise the chances of their chicks' survival (Image: T.A. Wilkins)" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><DIV class="straptext"><A target="ns" href="http://environment.newscientist.com/data/images/ns/cms/dn13857/dn13857-2_492.jpg">As springs have got warmer, great tits near Oxford, UK, have shifted their breeding times to maximise the chances of their chicks' survival (Image: T.A. Wilkins)<SPAN class="uline">Enlarge</SPAN></A></DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><P>As climate change forces animals to shift their breeding schedules, one group of British birds has been able to quickly adapt to the warmer weather without having to rely on slower <A href="http://www.newscientist.com/article/mg17723832.300-squirrels-evolve-as-the-world-heats-up.html">evolution</A>.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><P>There are limits to their flexibility however, and when those limits are reached, global warming could hit the population hard, researchers say.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><P>Since 1961, ecologists have been tracking the population of great tits that breed in Wytham Woods, near Oxford, UK. "It's only in the past 30 to 35 years that you see this increase in temperature in early spring to which the birds have responded," says study leader <A target="ns" href="http://www.zoo.ox.ac.uk/egi/people/faculty/ben_sheldon.htm">Ben Sheldon</A> of the University of Oxford.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/dn13857-great-tits-enjoying-the-warmer-weather--so-far.html?feedId=online-news_rss20"><P>The birds now lay their eggs 2 weeks earlier than they did in the 1970s, tracking a 2-week shift in the emergence of their favoured food – the caterpillars of the <A href="http://www.newscientist.com/article/mg13918862.400-sick-trees-.html">winter moth</A>.</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/ED7CDBFC-2027-4F4B-96EE-5896DAC94F9D/blog/" title="blog or email this clip"><img src="http://content9.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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