') no-repeat center / 30px 24px transparent;border:0;cursor:pointer;margin:auto;padding:0;width:64px;height:64px;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-left-bar{position:absolute;left:0;top:0;bottom:0;display:flex;align-items:center;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{position:absolute;right:0;top:0;bottom:0;display:none;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar{position:absolute;top:0;right:64px;bottom:0;left:64px;text-align:center;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar a{display:block;height:100%;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar a .logo{position:absolute;top:0px;right:0px;bottom:0px;left:0px;margin:auto;--object-fit:contain;}@media (prefers-color-scheme: dark){body[data-dark-available] [data-tadevel-template="web/frame-nav"].top-nav{background-color:black;color:var(--primary-text-color);}body[data-dark-available] [data-tadevel-template="web/frame-nav"].top-nav .hamburger{filter:contrast(0) brightness(2);}}@media print{[data-tadevel-template="web/frame-nav"].top-nav .top-nav-left-bar, [data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:none;}}[data-tadevel-template="web/frame-nav"].nav-hidden{transform:translateY(-100%) translateY(-4px);}*{box-sizing:border-box;}body{--primary-background-color:#ffffff;--primary-text-color:#212121;--secondary-background-color:#eeeeee;--secondary-text-color:#6c6c6c;--primary-safe30-color:#26A680;--primary-safe45-color:#1E8466;--primary-safe71-color:#17634C;--accent-safe30-color:#26A680;--accent-safe45-color:#1E8466;--accent-safe71-color:#17634C;word-wrap:break-word;background-color:var(--primary-background-color);color:var(--primary-text-color);--spacing-horizontal:12px;--primary-color:#2ab78d;--primary-contrast-color:#212121;--accent-color:#2ab78d;--accent-contrast-color:#212121;--error-color:#dd2c00;}@media (min-width: 768px){body{--spacing-horizontal:16px;}}@media (prefers-color-scheme: dark){body[data-dark-available]{--primary-background-color:#212121;--primary-text-color:#ffffff;--secondary-background-color:black;--secondary-text-color:#acacac;--primary-safe30-color:#2AB78D;--primary-safe45-color:#2AB78D;--primary-safe71-color:#2DC497;--accent-safe30-color:#2AB78D;--accent-safe45-color:#2AB78D;--accent-safe71-color:#2DC497;}}body{margin:0;--object-fit:contain;--object-position:center;}a, a:hover, a:active{text-decoration:inherit;color:inherit;}img{object-fit:var(--object-fit);object-position:var(--object-position);}img.emoji{height:1em;width:1em;margin:0 0.05em 0 0.1em;vertical-align:-0.1em;}img[lazy-src]:not([alt=""]), img[lazy-srcset]:not([alt=""]), source[lazy-src] + img:not([alt=""]), source[lazy-srcset] + img:not([alt=""]){opacity:0;}amp-img .amp-active{display:none;}iframe[id^="google_ads_iframe_"]{display:block;margin:auto;}.spacing-padding{padding:8px;}.spacing-margin{margin:8px;}.padding{padding-left:12px;padding-right:12px;}@media (min-width: 768px){.padding{padding-left:16px;padding-right:16px;}}.row{margin-left:calc(-1 * var(--spacing-horizontal));margin-right:calc(-1 * var(--spacing-horizontal));}.singleline{text-overflow:ellipsis;white-space:nowrap;overflow:hidden;}.flex{display:flex;}@media (max-width: 767px){.if-nsm{display:none;}}@media (min-width: 768px){.if-sm{display:none;}}.centered-content{text-align:center;}.centered-content > div{display:block !important;margin:auto !important;text-align:center;}@media (min-width: 768px){.page-content{border-left:1px solid #eee;border-right:1px solid #eee;}}@media (prefers-color-scheme: dark){html[data-dark-available] .page-content{border-color:black;}}.columns{position:relative;margin-left:calc(-1 * var(--spacing-horizontal));margin-right:calc(-1 * var(--spacing-horizontal));}.columns .column-main{padding:16px var(--spacing-horizontal) 0;margin:0;}@media (min-width: 970px){.columns .column-main{width:calc(100% - 300px - var(--spacing-horizontal) - var(--spacing-horizontal));}}.columns .column-aux{padding:16px var(--spacing-horizontal) 0;}.columns .column-aux > *{margin-bottom:16px;}@media (min-width: 970px){.columns .column-aux{width:300px;box-sizing:content-box;}}@media (min-width: 970px){.columns{display:flex;}.columns > *{flex-shrink:0;}}.container{padding-left:12px;padding-right:12px;position:relative;margin:auto;}@media (min-width: 768px){.container{padding-left:16px;padding-right:16px;}}@media (min-width: 1024px){.container{width:calc(970px + 16px + 16px);}}title-header, .title-header{display:block;text-transform:uppercase;font-weight:600;font-size:28px;line-height:1.8;}.photo{padding-bottom:56.25%;position:relative;background-size:cover;background-position:center;}#frame-content > .frame-separator{height:8px;background-color:var(--secondary-background-color);}#frame-content > .frame-loading::before{display:block;content:'Cargando contenido...';text-align:center;padding:64px 64px 512px;color:var(--secondary-text-color);text-transform:uppercase;font-size:16px;}share-button-set{opacity:0;transition:opacity 0.2s ease-in;}body:not([my-unresolved]) share-button-set{opacity:1;}view-offline{padding:8px 16px;background:#d32f2f;color:white;text-transform:uppercase;font-size:14px;font-weight:bold;text-align:center;box-shadow:0 2px 4px grey;display:none;}body.offline view-offline{display:block;}body.debugging [data-tadevel-template]{border:4px solid blue;}body.debugging [data-tadevel-template] .hint{position:absolute;top:0;left:0;color:blue;text-transform:uppercase;font-weight:bold;background:white;font-size:12px;}x-carousel{position:relative;display:block;}x-carousel .x-carousel-content{width:100%;display:flex;flex-direction:row;-ms-scroll-snap-type:x mandatory;scroll-snap-type:x mandatory;overflow-x:scroll;overflow-y:hidden;padding-bottom:4px;}x-carousel .x-carousel-content::-webkit-scrollbar{width:2px;height:2px;}x-carousel .x-carousel-content::-webkit-scrollbar-track{background:rgba(0, 0, 0, 0.1);}x-carousel .x-carousel-content::-webkit-scrollbar-thumb{background:rgba(0, 0, 0, 0.5);}x-carousel .x-carousel-content > *{flex-shrink:0;scroll-snap-align:start;}#onesignal-popover-container{z-index:3 !important;}view-firebase-prompt, view-install-prompt{will-change:transform;top:initial;bottom:0;transition:transform 0.2s ease-in;transform:translateY(100%);filter:none;}view-firebase-prompt[shown], view-install-prompt[shown]{filter:drop-shadow(0px 2px 4px #00000088);transform:translateY(0);}@media (min-width: 768px){view-firebase-prompt, view-install-prompt{top:0;bottom:initial;transform:translateY(-100%);}view-firebase-prompt[shown], view-install-prompt[shown]{filter:drop-shadow(0px -2px 4px #00000088);transform:translateY(0);}}aux-sheet .wrapper.aux-sheet{bottom:var(--view-toolbar-wrapper-total-height);filter:drop-shadow(0px -8px 8px #000000aa);}[data-tadevel-template="web/toolbar-wrapper"]{z-index:3;position:fixed;bottom:0;margin:auto;left:0;right:0;background:white;width:100%;filter:drop-shadow(2px 4px 6px black);color:#333;transition:transform 0.2s ease-in;}[data-tadevel-template="web/toolbar-wrapper"] > #view-toolbar-wrapper-content{position:absolute;top:100%;width:100%;background:white;}[data-tadevel-template="web/toolbar-wrapper"] view-toolbar{display:block;min-height:48px;}@media (min-width: 768px){[data-tadevel-template="web/toolbar-wrapper"]{width:-moz-fit-content;width:fit-content;min-width:480px;}}[data-tadevel-template="web/frame"]{font-family:'Open Sans', Arial;}[data-tadevel-template="web/frame"] body{background-color:var(--secondary-background-color);}[data-tadevel-template="web/frame"] title-header{font-weight:bold !important;}[data-tadevel-template="web/frame"] img.style-scope.frame-separator{padding:12px !important;}[data-tadevel-template="web/frame"] .page-content{background:var(--primary-background-color);padding-top:16px;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/toolbar-wrapper"]{max-width:initial;width:-moz-fit-content;width:fit-content;min-width:480px;}}[data-tadevel-template="web/frame"] view-weather .icon.view-weather img.view-weather{height:32px;}[data-tadevel-template="web/frame"] view-weather .temp.view-weather{font-size:20px;}[data-tadevel-template="web/frame"] view-weather .city.view-weather{font-size:15px;font-weight:initial;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"]{background-color:var(--primary-background-color);background-image:linear-gradient(0deg, #CCCCCC44, rgba(204, 204, 204, 0));}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .logo{max-height:36px;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav{transition:all 0.2s ease-in;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav:not(.floating){height:96px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .logo{transition:all 0.2s ease-in;max-height:48px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:flex;align-items:center;}}@media (min-width: 1280px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"] .container{width:1280px;}}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-live{padding:6px 12px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-kicker{display:inline-block;background:var(--primary-color);color:white;padding:4px 8px;font-size:12px;font-weight:bold;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{font-weight:bold;font-size:30px;line-height:1.5;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{font-size:52px;line-height:1.6;padding-right:128px;}}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-body{font-size:17px;line-height:28px;}@media (prefers-color-scheme: light){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{color:#4f4f4f;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-body{color:#282828;}}@media (min-width: 1280px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container{width:1200px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container .column-main{padding:16px 64px 16px 16px;border-right:0;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container .column-aux{border-left:0;}}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] article-related .items > *{width:calc(25% - 16px);}}[data-tadevel-template="web/frame"] body.front-flama, [data-tadevel-template="web/frame"] body.front-rosario-central, [data-tadevel-template="web/frame"] body.front-newells{background:#2f2f2f;}[data-tadevel-template="web/frame"] body.front-flama .top-nav, [data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.front-newells .top-nav{color:white;box-shadow:0 0 4px black;}[data-tadevel-template="web/frame"] body.front-flama .page-content, [data-tadevel-template="web/frame"] body.front-rosario-central .page-content, [data-tadevel-template="web/frame"] body.front-newells .page-content{border-color:black;background:none;}[data-tadevel-template="web/frame"] body.front-flama view-foo, [data-tadevel-template="web/frame"] body.front-rosario-central view-foo, [data-tadevel-template="web/frame"] body.front-newells view-foo{background-color:#111;color:white;box-shadow:0 0 3px black;}[data-tadevel-template="web/frame"] body.front-flama view-foo img, [data-tadevel-template="web/frame"] body.front-rosario-central view-foo img, [data-tadevel-template="web/frame"] body.front-newells view-foo img{filter:contrast(0) brightness(2);}[data-tadevel-template="web/frame"] body.front-flama .top-nav{background-color:#232323;background-image:url(//www.rosarioplus.com/arte/trama-5.png);}[data-tadevel-template="web/frame"] body.front-flama .top-nav view-weather{color:white;}[data-tadevel-template="web/frame"] body.front-flama .top-nav .logo{filter:contrast(0) brightness(2);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.front-newells .top-nav, [data-tadevel-template="web/frame"] body.category-nob .top-nav, [data-tadevel-template="web/frame"] body.category-rc .top-nav{background-color:#1e1e1e;background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAKCAYAAABmBXS+AAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH5AgfFAYYJxLLQAAAAHdJREFUGNNtkLEOAjEMQx+nDhlZb/LMeCufAisb38cH+S9uZDmjUJ2lqK4bV04AqtVNEkDlBOpyECTttosGSTvACJkR3XYtEfNLN9l+AO9x5m6mJ7CNOceEV9y/KTrP/dD+VnDa3HeyAR9gnRuXFnYF7sA1wfP2BR1uJKRFpLQxAAAAAElFTkSuQmCC);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav::after, [data-tadevel-template="web/frame"] body.front-newells .top-nav::after, [data-tadevel-template="web/frame"] body.category-nob .top-nav::after, [data-tadevel-template="web/frame"] body.category-rc .top-nav::after{content:' ';display:block;background:var(--ribbon);height:3px;}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav view-weather, [data-tadevel-template="web/frame"] body.front-newells .top-nav view-weather, [data-tadevel-template="web/frame"] body.category-nob .top-nav view-weather, [data-tadevel-template="web/frame"] body.category-rc .top-nav view-weather{display:none;}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav .logo, [data-tadevel-template="web/frame"] body.front-newells .top-nav .logo, [data-tadevel-template="web/frame"] body.category-nob .top-nav .logo, [data-tadevel-template="web/frame"] body.category-rc .top-nav .logo, [data-tadevel-template="web/frame"] body.front-rosario-central .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.front-newells .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.category-nob .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.category-rc .top-nav .toggle-menu{filter:contrast(0) brightness(2) drop-shadow(2px 4px 6px black);}[data-tadevel-template="web/frame"] body.front-newells .top-nav, [data-tadevel-template="web/frame"] body.category-nob .top-nav{--color-primary:#ee1d23;--color-background:#1e1e1e;--ribbon:linear-gradient(to right, #cf0202 50%, #000000 50%);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.category-rc .top-nav{--color-primary:#f4bc22;--color-background:#163254;--ribbon:linear-gradient(to right, #f4bc22 0%, #f4bc22 14%, #234b7f 14%, #234b7f 28%, #f4bc22 28%, #f4bc22 42%, #234b7f 42%, #234b7f 56%, #f4bc22 56%, #f4bc22 70%, #234b7f 70%, #234b7f 86%, #f4bc22 86%, #f4bc22 100%);}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-drawer"] paper-item{min-height:40px;font-size:15px;}@media (prefers-color-scheme: dark){[data-tadevel-template="web/frame"] body[data-dark-available] view-weather{color:white;}[data-tadevel-template="web/frame"] body[data-dark-available] .page-content{border-color:black;}}[data-tadevel-template="web/frame-body"]{}@media (min-width: 1366px){[data-tadevel-template="web/frame-body"] [is="page-front"]{left:-150px;}[data-tadevel-template="web/frame-body"] .offset-target{transform:translateX(-150px);}}[data-tadevel-template="web/frame-nav"].top-nav .date{position:absolute;bottom:4px;left:0;right:0;font-size:12px;text-transform:uppercase;transition:all 0.2s ease-in;line-height:1;}@media (max-width: 768px){[data-tadevel-template="web/frame-nav"].top-nav .date{display:none;}}[data-tadevel-template="web/frame-nav"].top-nav.floating .logo{padding-bottom:4px;}[data-tadevel-template="web/frame-nav"].top-nav.floating .date{bottom:1px;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:flex;align-items:center;}
5 de mayo de 2024
bicho king size
Descubren una salamandra gigante, el anfibio más grande del mundo martes 17 de septiembre de 2019 09:57 Esta especie está en vías de extinción.
Londres . Un grupo de científicos de la Sociedad Zoológica de Londres (ZSL) ha identificado una nueva especie de salamandra gigante como el anfibio más grande del mundo, según reveló la revista Nature Ecology and Evolution . Los investigadores de ZSL, en colaboración con el Museo de Historia Natural de Londres, usaron el ADN de diecisiete especímenes preservados en museos desde principios del siglo XX, y así identificaron dos nuevas especies de salamandras gigantes, una de las cuales indicaron que es el anfibio más grande del mundo. Se las conoce como salamandras gigantes chinas (ahora en peligro de extinción), ya que suelen encontrarse en el centro, sur y este de China, y mientras, anteriormente se las consideraba una sola especie (llamada Andrias davidianus), el nuevo estudio ha determinado que se trata de tres diferentes. El equipo investigador, liderado por el profesor Samuel Turvey, del Instituto de Zoología de la ZSL, encontró tres linajes genéticos distintos en salamandras originarias de diferentes sistemas fluviales y cadenas montañosas chinas. Así, la investigación concluyó que estos linajes son lo suficientemente diferentes en términos genéticos como para representar especies separadas: la Andrias davidianus, la Andrias sligoi y una tercera especie a la que aún no se ha nombrado. De estas, la salamandra gigante del sur de China (Andrias sligoi) ha sido calificada como el anfibio más grande del mundo a partir de las características de un espécimen que vivió 20 años en la Sociedad Zoológica de Londres y que ahora está preservado en el Museo de Historia Natural de la capital británica. Este ejemplar puede alcanzar casi dos metros, es la más grande de las tres y, por lo tanto, es la mayor de las aproximadamente 8.000 especies de anfibios que viven actualmente. La sobre explotación de alimentos ha provocado la disminución en el número de salamandras gigantes chinas, por lo que los científicos esperan que esta nueva comprensión de su diversidad impulse la conservación de las poblaciones existentes. "Estos hallazgos llegan en un momento en que se requieren intervenciones urgentes para salvar a las salamandras gigantes chinas que viven en la naturaleza", afirmó Melissa Marr, investigadora del Museo de Historia Natural de Londres.
EFE