New ape species discovered 科学家发现类人猿新物种
<p><span word="New">New</span> <span word="ape">ape</span> <span word="species">species</span> <span word="discovered">discovered</span> 科学家发现类人猿新物种 本集内容 <span word="New">New</span> <span word="ape">ape</span> <span word="species">species</span> <span word="discovered">discovered</span> 科学家发现类人猿新物种</p><p>学习要点 有关“<span word="Animal">Animal</span> <span word="discovery">discovery</span> 动物的发现”的词汇</p><p>边看边答 <span word="How">How</span> <span word="many">many</span> <span word="species">species</span> <span word="of">of</span> <span word="orangutan">orangutan</span> <span word="are">are</span> <span word="there">there</span> <span word="following">following</span> <span word="this">this</span> <span word="new">new</span> <span word="discovery">discovery</span>?</p><p> <span word="The">The</span> <span word="remote">remote</span> <span word="mountain">mountain</span> <span word="forests">forests</span> <span word="of">of</span> <span word="Sumatra">Sumatra</span> <span word="are">are</span> <span word="home">home</span> <span word="to">to</span> <span word="some">some</span> <span word="of">of</span> <span word="our">our</span> <span word="closest">closest</span> <span word="ape">ape</span> <span word="relatives">relatives</span>. <span word="And">And</span> <span word="a">a</span> <span word="small">small</span> <span word="population">population</span> <span word="here">here</span>, <span word="first">first</span> <span word="discovered">discovered</span> <span word="just">just</span> 20 <span word="years">years</span> <span word="ago">ago</span>, <span word="has">has</span> <span word="been">been</span> <span word="hiding">hiding</span> <span word="a">a</span> <span word="scientific">scientific</span> <span word="secret">secret</span>.</p><p><span word="This">This</span> <span word="is">is</span> <span word="the">the</span> <span word="Tapanuli">Tapanuli</span> <span word="orangutan">orangutan</span> - <span word="a">a</span> <span word="species">species</span> <span word="new">new</span> <span word="to">to</span> <span word="science">science</span>. <span word="Until">Until</span> <span word="now">now</span>, <span word="it">it</span> <span word="was">was</span> <span word="thought">thought</span> <span word="that">that</span> <span word="there">there</span> <span word="were">were</span> <span word="just">just</span> <span word="two">two</span> <span word="distinct">distinct</span> <span word="species">species</span> <span word="of">of</span> <span word="orangutan">orangutan</span> – <span word="Sumatran">Sumatran</span> <span word="and">and</span> <span word="Bornean">Bornean</span>, <span word="like">like</span> <span word="this">this</span> <span word="big">big</span> <span word="male">male</span> <span word="here">here</span>. <span word="But">But</span> <span word="this">this</span> <span word="new">new</span> <span word="study">study</span> <span word="shows">shows</span> <span word="that">that</span> <span word="there">there</span> <span word="are">are</span> <span word="actually">actually</span> <span word="three">three</span> – <span word="a">a</span> <span word="tiny">tiny</span> <span word="population">population</span> <span word="has">has</span> <span word="been">been</span> <span word="hidden">hidden</span> <span word="away">away</span> <span word="and">and</span> <span word="isolated">isolated</span> <span word="by">by</span> <span word="hundreds">hundreds</span> <span word="of">of</span> <span word="thousands">thousands</span> <span word="of">of</span> <span word="years">years</span> <span word="of">of</span> <span word="evolution">evolution</span>.</p><p><span word="Early">Early</span> <span word="DNA">DNA</span> <span word="analysis">analysis</span> <span word="suggested">suggested</span> <span word="these">these</span> <span word="animals">animals</span> <span word="were">were</span> <span word="peculiar">peculiar</span> <span word="compared">compared</span> <span word="to">to</span> <span word="the">the</span> <span word="other">other</span> <span word="Sumatran">Sumatran</span> <span word="apes">apes</span>. <span word="So">So</span> <span word="scientists">scientists</span> <span word="embarked">embarked</span> <span word="on">on</span> <span word="a">a</span> <span word="detailed">detailed</span> <span word="study">study</span> <span word="examining">examining</span> <span word="what">what</span> <span word="they">they</span> <span word="ate">ate</span> <span word="and">and</span> <span word="their">their</span> <span word="unique">unique</span> <span word="calls">calls</span>.</p><p><span word="Years">Years</span> <span word="of">of</span> <span word="painstaking">painstaking</span> <span word="genetic">genetic</span> <span word="comparisons">comparisons</span>, <span word="enabled">enabled</span> <span word="scientists">scientists</span> <span word="to">to</span> <span word="reconstruct">reconstruct</span> <span word="the">the</span> <span word="animal">animal</span>'<span word="s">s</span> <span word="evolutionary">evolutionary</span> <span word="history">history</span>. <span word="The">The</span> <span word="final">final</span> <span word="piece">piece</span> <span word="of">of</span> <span word="the">the</span> <span word="puzzle">puzzle</span> <span word="though">though</span>, <span word="was">was</span> <span word="tiny">tiny</span> <span word="but">but</span> <span word="consistent">consistent</span> <span word="differences">differences</span> <span word="between">between</span> <span word="the">the</span> <span word="Sumatran">Sumatran</span>, <span word="and">and</span> <span word="this">this</span>, <span word="the">the</span> <span word="Tapanuli">Tapanuli</span> <span word="orangutan">orangutan</span> <span word="skull">skull</span>.</p><p><span word="Professor">Professor</span> <span word="Serge">Serge</span> <span word="Wich">Wich</span>, <span word="Liverpool">Liverpool</span> <span word="John">John</span> <span word="Moores">Moores</span> <span word="University">University</span>:</p><p>“<span word="It">It</span>’<span word="s">s</span> <span word="an">an</span> <span word="amazing">amazing</span> <span word="breakthrough">breakthrough</span>, <span word="I">I</span> <span word="think">think</span>. <span word="There">There</span>'<span word="s">s</span> <span word="only">only</span> <span word="seven">seven</span>, <span word="if">if</span> <span word="we">we</span> <span word="exclude">exclude</span> <span word="ourselves">ourselves</span>, <span word="of">of</span> <span word="great">great</span> <span word="apes">apes</span> <span word="species">species</span>. <span word="So">So</span> <span word="adding">adding</span> <span word="one">one</span> <span word="to">to</span> <span word="that">that</span> <span word="very">very</span> <span word="small">small</span> <span word="list">list</span> <span word="is">is</span> <span word="spectacular">spectacular</span>."</p>
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