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'Invader' drives ladybird decline

Fast declines in some UK and European ladybirds are being caused by the spread of the invasive harlequin species, scientists show.
(BBC News (uk) 07.02.2012 kl. 02:23) Les saken >>




Saken inneholder følgende stikkord (sortert alfabetisk): 'Invader' 'invading' 'risk (Adalia (Coccinella (Harmonia (INBO) 000 01:23 30% 44% 90 2001 2004 2006 2010 2012 Adriaens And Another As Asian At BBC Belgian Belgium Belgium Bestriding Black Blount Britain British By Centre Continue Counting Currently Declines Distributions Diversity Ecology End Environment European Exeter Fast February Follow Forest Functional GMT Gardeners Helen Hydrology INBO In Institute Jon Ladybird Ladybirds Last Nature Nature: News Numbers Oxfordshire Producing Quote Red Related Research Researchers Richard Roy Scientists Some Start Stories Surveying Switzerland Switzerland The There This Tim Twitter UK University Wallingford Working able abundant access across advised after ahead alien alien's also amounts an and animals aphids apparently appeared appears are arrival arrival as at axyridis) batch be because become been began being better between big bipunctata) birds breed brought bugs but by can care case caused change check chemical chemicals colour comprehensive consequences contains continental continues control correspondent cost costly could countries countryside; damage data database decide deciduous decline declined declines declining defences defensive deliver detail detection difference diminish discovered distinguish does driven drives earlier eat eating ecological ecosystems ecosystems' ecosystems” eight enables enabling estimate evidence explicit fast fell first five following food for foreign found frequently from function gathering good habitat habitat hang hard harlequin harlequin's harlequin harlequins has have high highly how however identified if impact in increase incredibly individual individuals invaders invasions invasive is issues it it its itself journal keeping killing lack ladybird ladybirds large larger larvae lead lie likely link locality made main make many march may means measures members more native natives near nearly no not now observations of off on only other others out out-compete participation pattern pest pigment possible potential potentially predators predators prey probably produce provide provides public rampant rate reading reason records red relatively released reported researchers resilience result rival said same sample scale scientist scientists seems seen selectively septempunctata) serious services seven seven-spot seven-spotted severely share show shown shows signal signals similar since size smaller so some somewhat species species' species spectacularly spotted spotting: spread spreads squarely squish story strong studied study study; supply take than that the their them there these they this threshold ties time to toxic toxicity trees try two-spot two-spotted unaffected unrelated updated useful variable vital vulnerable warn warned warning warns was way weak well-fed were when which why wings with without would write year years “

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Oppdatert: 29.05.12 kl. 21:50
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Oppdatert: 29.05.12 kl. 21:52
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