進化、種分化、古生物学:
2003年7〜12月

ほか「進化、種分化、古生物学」の年月別目次

記事庫の新着・更新情報 
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past 進化にまつわる考え方


エルンスト・マイア
2003/11 The Scientist Mechanisms of Speciation
進化は適応ばかりじゃないだろう
2003/10 New York Times Evolving by Accident, Not Fitness
進化論教育をめぐってテキサス州の科学者や宗教家らが大激論
2003/09 ワイアードジャパン
学校が創造論しか教えない国はありえる…?  ルイセンコ主義@ソビエトを思い出せ
2003/09 Guardian Lysenkoism

past 人間の影響


狩りの人為選択で獲物の角がどんどん小さく…
2003/12 EurekAlert Sport hunting hits evolutionary traits in bighorn sheep
生物保全:トロフィー狩猟がもたらす進化上好ましくない結果
2003/12 Nature 426, 655 - 658  Undesirable evolutionary consequences of trophy hunting
2003/12 Nature Science Update Ram cull dents gene pool
2003/11 EurekAlert Lewis and Clark notes reveal history of human impacts
 Native Americans had a major impact on the wildlife of the American West for hundreds of years prior to European settlement
火を用いたヒト祖先の影響で絶滅した大型動物たち@オーストラリア
2003/08 New Scientist Big beast extinction blamed on prehistoric fire starters

past 大昔の地球環境


2003/11 Ohio State University  ICE CORES MAY YIELD CLUES TO 5,000-YEAR-OLD MYSTERY
2003/10 University of California  Colorado cave yields million-year-old record of evolution and climate change
2003/10 EurekAlert Scientists find evolution of life
 tiny marine organisms with shells and skeletons helped prevent the ice ages of the past few hundred thousand years from turning into a severe global deep freeze.
2003/10 EurekAlert  Ultra-low oxygen could have triggered die-offs, spurred bird breathing system
 oxygen levels were suppressed worldwide 175 million to 275 million years ago
南極で故スコットが採取した化石から太古の南極世界があばかれた
2003/07 BBC News Antarctic Scott's lasting legacy
古環境:二酸化炭素に富んだ古代の極域環境での落葉樹による炭素の損失
2003/07 Nature 424, 60 - 62
 Carbon loss by deciduous trees in a CO2-rich ancient polar environment
2003/07 EurekAlert  Leaf fall in ancient polar forests still a mystery

past 過去の環境変動 過去の絶滅:恐竜時代


2003/12 Nature Science Update Roast dinosaur off the menu?
 Giant meteorite impact 65 million years ago may not have set the world on fire.
2003/11 CNN Meteorite blamed in mass extinction before dinosaurs
2003/11 BBC News Space rock caused 'great dying'
2003/11 Independent  'Mother of all extinctions' took place before the dinosaurs died
2003/11 National Geographic Are Asteroids History's Greatest Killers?
2003/11 Ananova Asteroid 'caused greatest mass extinction'
2003/11 EurekAlert New evidence says Earth's greatest extinction caused by ancient meteorite
2003/11 New York Times Meteor Seen as Causing Extinctions on Earth
2003/11 The Globe and Mail Asteroid impact tied to 'Great Dying'
2003/11 USA TODAY New evidence of extinction 250 million years ago
2003/11 University of California  Meteor Likely Caused Earth's Greatest Extinction Event
生物絶滅は硫化水素が一因 東大などのグループが新説
2003/11 共同通信
2003/11 Ananova Stink bomb gas 'may have caused mass extinction'
2003/11 EurekAlert  Hydrogen sulfide, not carbon dioxide, may have caused largest mass extinction
単細胞生物の痕跡から探る恐竜絶滅の誘因 火山活動と温暖化
2003/09 EurekAlert  Princeton paleontologist produces evidence for new theory on dinosaur extinction
四億四千万年前のガンマ線シャワー
2003/09 Nature Science Update Gamma-ray burst linked to mass extinction
2003/09 New Scientist Gamma rays may have devastated life on Earth
古代の大量絶滅はメタンハイドレート溶解による窒息?
2003/09 New Scientist Suffocation suspected for greatest mass extinction
2003/08 Nature Science Update Boiling seas linked to mass extinction
 Methane belches may have catastrophic consequences.
2003/07 EurekAlert  Predetermined winners and losers in the Ice Age extinction game

past 過去の環境変動 過去の絶滅:人類移住前後の大型動物絶滅


ドードーが消えた日
2003/11 Nature 426, 235- 236 Expiry dates
2003/11 Nature 426, 245  Flightless birds: When did the dodo become extinct?
2003/11 BBC News Scientists pinpoint dodo's demise
 The dodo probably died out in 1690, nearly 30 years later than the last confirmed sighting of the bird.

past 進化研究
  生物進化(=生物の遺伝的変化)や種の絶滅、分布の変遷は様々な要因で生じてきます


目はどうやって進化した? Pax-6の役割は?
2003/12 BioMedNet News In the eye of the beholder
指が5本以上あった四足獣祖先たちと収斂進化
2003/12 Nature 426, 516  Palaeontology: A polydactylous amniote from the Triassic period
進化ってランダムに起きるんですか? 言われているほどじゃないよ
 進化経路の再現性検証
2003/11 New York Times (18) Is Evolution Truly Random?
2003/11 Michigan State University  Research sheds new light on process of evolution
2003/11 EurekAlert Major mutations, not many small changes, might lead way to new species
進化:不一致を終わらせる
2003/10 Nature 425, 782 Evolution: Ending incongruence
分子系統学で生ずる不一致を解決するためのゲノム規模の手法
2003/10 Nature 425, 798 - 804
 Genome-scale approaches to resolving incongruence in molecular phylogenies
2003/09 North Carolina State University  NC State Geneticists Show Ripple Effects of Gene Mutations
 fruit fly : when you perturb a gene, you do not just perturb a gene. You create, instead, an effect like the ripples produced when you throw a pebble into a pond.
発生生物学:進化のホットスポット
 身体的表現型の進化はわずか数個の遺伝子変化に左右される
 ショウジョウバエに関する2研究から
2003/08 Nature 424, 894- 895 biology: Hotspots for evolution
相関するショウジョウバエの形質の進化を支配する遺伝的な機構と制約
2003/08 Nature 424, 931 - 935  Genetic mechanisms and constraints governing the evolution of correlated traits in drosophilid flies
形態的平行進化の複数の事例で shavenbaby/ovo 発現制御の変化がその基盤となっている
2003/08 Nature 424, 935 - 938  Regulatory evolution of shavenbaby/ovo underlies multiple cases of morphological parallelism
2003/08 Indiana University  Cross-species mating may be evolutionarily important and lead to rapid change
2003/08 Human Nature Review 2003 Volume 3: 349-356  Recent Work on the Levels of Selection Problem
複雑な遺伝子ネットワークの一般特性として見られる進化のキャパシタンス
2003/07 Nature 424, 549 - 552
 Evolutionary capacitance as a general feature of complex gene networks
生態:集団動態における進化
2003/07 Nature 424, 257- 258 Ecology: Evolution in population dynamics
進化:急速な進化は捕食者−被食者系において生態的動態を促進する
2003/07 Nature 424, 303 - 306  Rapid evolution drives ecological dynamics in a predator-prey system

past 脳の進化


進化生物学:ボディープランと単純な脳  脳脊髄遺伝子は無脊椎動物では体表面神経網で発現
2003/07 Nature 424, 263- 264  Evolutionary biology: Body plans and simple brains

past 鳥?恐竜?


[ニュース・そうだったのか]鳥は恐竜? 「羽毛」の発掘、相次ぐ
2003/12 毎日新聞
プテラノドン類、鳥より飛行が上手?
 翼竜頭骨の分析で脳の形を復元 鳥類に比べ平衡感覚担当部位の大きさが卓越
2003/10 asahi.com : サイエンス
2003/10 毎日新聞
2003/10 共同通信
古生物学:賢い飛び方をしていた翼竜
2003/10 Nature 425, 910 - 911 Palaeontology: Smart-winged pterosaurs
2003/10 Nature 425, 910 100 and 50 years ago
飛翔する爬虫類の神経解剖学と飛翔、姿勢、行動との関連性
2003/10 Nature 425, 950 - 953
 Neuroanatomy of flying reptiles and implications for flight, posture and behaviour
2003/10 BBC News Pterosaurs 'flew like birds'
2003/10 National Geographic Dino-age Flyers Were Sharp-Eyed, Nimble, Study Says
2003/10 CBC News Pterosaurs no bird brains
2003/10 EurekAlert Specialized brain helped ancient reptiles fly and hunt
2003/10 New Scientist X-rays reveal pterosaurs' aerial expertise
2003/10 Scientific American 'Smart' Wings Made Pterosaurs Agile Flyers





past 鳥の過去と進化


生体力学:古代の鳥は急坂を駆け上がった?
2003/12 Nature 426, 777- 778 Biomechanics: Early birds surmount steep slopes
アジア最古のスズメ目化石@鳥取国府町 1500〜1600万年前
2003/12 毎日新聞
鳥の物まね発声は3段進化
2003/11 BBC News Not such birdbrains after all?
 The ability of different bird species to imitate sounds appears to have evolved on three separate occasions
2003/11 Nature Science Update  Birds get high on dinosaur breathing
 Long history mooted for low-oxygen survival trick.
2003/10 EurekAlert World's largest forest birds may produce world's deepest bird calls
 Cassowaries' low-frequency sounds may give insight into dinosaur communications
2003/10 Nature Science Update  Fossil albatrosses reveal sea-level rise
 Melting ice sheet swamped Bermudan colony.
2003/09 National Geographic Female Moa Bird Liked the Little Guys, Studies Suggest
分類学:核のDNA配列が明らかにする古代モアの種数範囲
2003/09 Nature 425, 175 - 178
 Nuclear DNA sequences detect species limits in ancient moa
2003/09 Independent Bones of giant birds pose mating mystery
托卵性のシコンチョウ類では仮親の乗り換えによって種分化が起こった
2003/08 Nature 424, 928 - 931  Speciation by host switch in brood parasitic indigobirds

past 恐竜たち


大山町で発見の恐竜化石、翼竜類の足跡と確認 アジアで3カ所目 県調査団 */富山
2003/12 毎日新聞
最古:恐竜と共存していた小さな有袋類祖先の化石@中国遼寧省  1億2500万年前・白亜紀前期
2003/12 asahi.com : サイエンス
2003/12 毎日新聞
2003/12 読売新聞
2003/12 共同通信
2003/12 Ananova Kangaroo's mouse-sized ancestor lived among dinosaurs
2003/12 CNN Fossil bridges gap in mammal evolution
2003/12 Guardian Oldest marsupial fossil found
2003/12 New Scientist Earliest known marsupial unearthed in China
2003/12 Scientific American Oldest Known Ancestor of Marsupials Discovered in China
2003/12 The Australian Oldest marsupial fossil unearthed
2003/12 Washington Post Tiny Skeleton May Be From the World's Oldest Marsupial
水中をたゆたっていた巨大恐竜
2003/12 BBC News Gigantic dinos 'floated in water'
子育て恐竜の足跡発見@スカイ島・スコットランド北部
2003/12 BBC News Dinosaur family footprints found
2003/11 National Geographic First Dinosaur Brain Tumor Found, Experts Suggest
2003/10 Nature Science Update Dinosaurs got cancer
その昔、恐竜も癌になった  博物館で恐竜の骨のX線画像解析
2003/10 ネイチャーバイオニュース
一億八千万年前のモロッコ
2003/09 Ananova 30ft dinosaur fossil unearthed
七面鳥サイズの恐竜たち@一億年前のオーストラリア
2003/09 BBC News Outback hunt for turkey-sized raptors
新種の肉食恐竜、インド西部で見つかる 米大教授ら発表
2003/08 asahi.com : サイエンス
2003/08 BBC News New Indian dino species found
2003/08 Ananova New dinosaur species found in India
ティラノサウルスは強者か腐肉あさり屋か
2003/07 BBC News T. rex goes on trial
新説「ティラノサウルスは殺し屋ではなく掃除屋」
2003/08 ワイアードジャパン
イクチオサウルスの食餌の種類
2003/07 Discovery Dolphin-Dino Dining Habits Revealed
ネス湖畔で首長竜の化石発見 英スコットランド
2003/07 毎日新聞
2003/07 共同通信
最古の竜脚類化石、南アフリカで見つかっていた
2003/07 Discovery Earliest Sauropod Dino Identified
2003/07 Guardian Dinosaur found - in museum
2003/07 New Scientist Brontosaurus 'missing link' unearthed

past 人と猿の間


2003/12 Cornell University  DNA analysis for chimpanzees and humans reveals striking differences in genes for smell, metabolism and hearing

past 猿の過去と進化


高等な猿の化石を発見@ミャンマー 真猿アジア起源説を支持
2003/10 共同通信
2003/10 BBC News Fossil hints at primate origins

past 哺乳類や有胎盤類の過去と進化


アカボウクジラ科・最古の化石を発掘−−北海道・足寄町
2003/12 毎日新聞
最古の齧歯類の食物貯蔵庫化石@1700万年前ドイツ
2003/12 Discovery Prehistoric Rodent's Food Stash Found
大型哺乳類の化石多数出土@2700万年前エチオピア
2003/12 毎日新聞
2003/12 読売新聞
2003/12 共同通信
哺乳類の進化:孤立した大陸で何が起こったか
2003/12 Nature 426, 509- 511 Mammalian evolution: Isolationist tendencies
エチオピアで出土した漸新世の哺乳類とアフリカ−アラビアとユーラシアの動物相の交流
2003/12 Nature 426, 549 - 552  Oligocene mammals from Ethiopia and faunal exchange between Afro-Arabia and Eurasia
2003/12 National Geographic Fossils Shed Light on Africa's 'Missing Years'
2003/12 EurekAlert  New fossils from Ethiopia open a window on Africa's 'missing years'
2003/12 MSNBC Fossils bridge an evolutionary gap
2003/12 Scientific American Ethiopian Fossil Finds Elucidate Elephant Evolution
2003/12 USA TODAY Elephant fossils tell 27 million-year-old tale
2003/12 Washington Post Six New Species of Prehistoric Mammals Discovered in Africa
最古のハムスターの巣
2003/11 Ananova Scientists discover a 17 million year old hamster nest
生態:更新世にアラスカにいたウマ類は絶滅前に体サイズが急激に減少した
2003/11 Nature 426, 169 - 171
 Rapid body size decline in Alaskan Pleistocene horses before extinction
2003/10 EurekAlert Bull mastodons in deadly combat; sound and fury from silent bones
 The American mastodons may have had an aggressive side
2003/09 New York Times  Small, Isolated Elephants Follow Own Evolutionary Path
 The small Borneo elephant represents the last remnant of an ancient lineage
古生態:北米の鮮新世前期の北極圏哺乳動物相
2003/09 Nature 425, 388 - 390
 An Arctic mammal fauna from the Early Pliocene of North America
2003/09 MSNBC Prehistoric mammals made odysseys
 Bones found in Canada represent species now native to Asia
2003/09 The Globe and Mail Fossils show animals took land bridge from Asia
2003/09 Discovery Ancient Beaver Pond Fossils Unearthed
牛なみ700キロの「巨大モルモット」 南米で化石発見
2003/09 asahi.com : サイエンス
大きさは牛並み…巨大ネズミの全身化石発見−−ベネズエラ
2003/09 毎日新聞
体重0.7トンでカピバラの約10倍  げっ歯類「フォベロミス」 800万年前、南米に生息
2003/09 共同通信
2003/09 BBC News Giant rodent astonishes science
2003/09 Ananova Scientists identify buffalo-sized rodent
2003/09 EurekAlert  Guinea-zilla? World's largest rodent identified as ancient sibling to guinea pigs
2003/09 Guardian Tales of the riverbank: how a giant guinea pig roamed South America
2003/09 Nature Science Update Guinea-zilla versus Wombat-ra
2003/09 New Scientist Buffalo-sized guinea pig revealed
2003/09 New York Times Distinctly Big, if Extinct: The 1,500-Pound Rodent
国内最古?の大型海牛化石@札幌
2003/08 読売新聞
2003/08 共同通信
ボルネオ象のルーツ遺伝子解析
2003/08 EurekAlert Borneo elephants: A high priority for conservation
ネコよりネズミのほうが我々と近縁です@遺伝子
2003/08 New York Times Genome Hunt Shows We're Closer to Rats Than Cats
ヒゲクジラ類の遺伝情報分析=鯨進化の全容判明−東工大や統計数理研
2003/07 時事通信

past 爬虫類とかの進化


蛇の毒獲得は6000万年前の進化一回で十分
 「毒蛇とその毒の進化」を調べていたらすべてのヘビがはなから潜在的に毒蛇たりうることを見つけてしまいました
2003/12 The University of Melbourne  Venom hunt finds 'harmless' snakes a potential danger
進化:島にすむトカゲの進化には海流が関与している
2003/12 Nature 426, 552 - 555
2003/12 EurekAlert UCLA study sheds new light on island evolution
2003/12 BBC News No fiery extinction for dinosaurs
古代の姿な新種カエル発見
2003/10 毎日新聞
2003/10 共同通信
2003/10 asahi.com : サイエンス
カエル版「生きた化石」
2003/10 Nature 425, 669- 670 Biogeography: The coelacanth of frogs
インドで見つかった新カエル科は太古のセーシェル諸島との生物地理的なつながりを明らかにする
2003/10 Nature 425, 711 - 714
 New frog family from India reveals an ancient biogeographical link with the Seychelles
2003/10 BBC News Purple frog delights scientists
2003/10 Discovery 'Galapagos Eve' Mother Of All Tortoises?
2003/10 BBC News Volcanic blast recorded in DNA
2003/10 Ananova Tortoises with an explosive past
2003/10 Nature Science Update Ancient eruption marks today's tortoises
2003/08 EurekAlert Researchers find a pattern in evolution of lizard groups
カリブのトカゲ群集の進化の過程でみられたニッチの不安定性
2003/07 Nature 424, 542 - 545 Niche lability in the evolution of a Caribbean lizard community
2003/07 EurekAlert  Biologists find unexpected rapid evolution in Caribbean lizards

past 魚類の過去と進化


進化:デボン紀の肺魚の仔稚魚
2003/12 Nature 426, 833 - 834 A larval Devonian lungfish
酸性水OK、ウグイの秘密は… 霊場・恐山の宇曽利山湖
2003/11 asahi.com : サイエンス
進化:デボン紀前期層で出土した関節のある化石標本として最古の軟骨魚類
2003/10 Nature 425, 501 - 504
 The oldest articulated chondrichthyan from the Early Devonian period
2003/10 National Geographic World's Oldest Shark Fossil Found
2003/10 CBC News  New Brunswick shark fossil shows signs of killer smile
2003/10 National Geographic 'Biggest Fish Ever Found' Unearthed in U.K
 Leedsichthys problematicus swam the world's oceans some 155 million years ago.

past 昆虫とかの過去と進化


遺伝子一個で別種に進化するハエ
2003/12 EurekAlert Changing one gene launches new fly species
 Study also ties sex appeal to cold tolerance
2003/11 BBC News US fossil spins web of intrigue
 The ancient cousins of modern spiders could have been spinning webs 55 million years before the reign of the dinosaurs
2003/10 Nature 425, 916 Palaeontology: Preserved organs of Devonian harvestmen
2003/10 Nature Science Update Ancient wings unfurled
 Computer simulation reconstructs extinct butterfly patterns.
琥珀から国内最古のアリ化石 8500万年前@福島・いわき
2003/10 共同通信
2003/10 毎日新聞
2003/10 asahi.com : サイエンス
2003/10 毎日新聞
2003/08 Nature 424, 636 - 637  Palaeontology: Spider-web silk from the Early Cretaceous
2003/08 BBC News Oldest spider silk found
2003/08 National Geographic Dinosaur-Era Spiderweb Found in Amber
2003/08 Ananova Oldest spider silk preserved in amber
2003/08 CNN Sticky find: Oldest spider-web silk discovered
2003/08 MSNBC Prehistoric spider web strand found
世界最古のクモの糸を発見 スイス研究者
2003/08 cnn.co.jp
収穫アリにおける遺伝的な階級決定は複雑な雑種形成に起因する
2003/07 Nature 424, 306 - 309
 Complex hybrid origin of genetic caste determination in harvester ants
害虫と殺虫剤 わずか一つの遺伝子進化による耐性獲得
2003/07 University of Melbourne  Lone gene could force re-think on pest insect control

past 植物の過去と進化


世界最古の光合成の痕跡@37億年前
2003/12 BBC News Oldest evidence of photosynthesis
2003/10 EurekAlert Bright autumn colouration in trees - a warning signal to insects?
2003/10 Nature Science Update Plants detonated Cambrian explosion
 Global cooling may have allowed complex animals to flourish
2003/09 BBC News When plants conquered land
 Evidence from deep beneath the desert in Oman suggests that plant life began its takeover of the Earth's land surfaces about 475 million years ago.
古植物学:最初の植物を捜す
2003/09 Nature 425, 248- 249 Palaeobotany: Fishing for the first plants
進化:最古の陸上植物の断片
2003/09 Nature 425, 282 - 285 Fragments of the earliest land plants

past 微生物の進化


ウイルスの進化:出番をうかがう流行病予備軍
2003/12 Nature 426, 609- 610 Virus evolution: Epidemics-in-waiting
進化:感染症の出現における進化の役割
2003/12 Nature 426, 658 - 661  The role of evolution in the emergence of infectious diseases
2003/12 EurekAlert  Emory researchers develop model to track the evolution of emerging infectious diseases
シグナル伝達:一夫一婦制を守る分子
 酵母に見る細胞内タンパク質間相互作用の特異性進化
2003/12 Nature 426, 614- 615 Signal transduction: Molecular monogamy
遺伝子交換細菌の脅威 他の細菌から薬剤耐性遺伝子を取り込む超耐性菌
2003/11 BBC News Danger of gene-swapping bacterium
強アルカリ中で繁殖するバクテリア
2003/11 EurekAlert World's most alkaline life forms found near Chicago
2003/10 Indiana University Adaptive mutation is common in E. coli
地球:個々の微化石の解析から見積もった原生代の大気の高いCO2レベル
2003/09 Nature 425, 249- 250  High CO2 levels in the Proterozoic atmosphere estimated from analyses of individual microfossils
地球気候変化:古代の大気を検証する
2003/09 Nature 425, 249- 250 Global change: Probing early atmospheres
進化:再現されたタンパク質をもとに太古の細菌の古環境を推測
2003/09 Nature 425, 285 - 288  Inferring the palaeoenvironment of ancient bacteria on the basis of resurrected proteins

2003/09 BioMedNet News  Taking advantage of evolution: phage identify antimicrobial target
バクテリアにおける協調行動進化
2003/09 Max Planck Watching social behaviour evolve
 Evolution of bacterial cooperation observed in laboratory first-hand by Max Planck scientists
人口稠密な環境で百日咳病原菌が悪性化する機序
2003/07 BioMedNet News Bacteria let loose by modern living
酵母における用量感受性および遺伝子ファミリーの進化
2003/07 Nature 424, 194 - 197 Dosage sensitivity and the evolution of gene families in yeast

past その他生物進化


サンゴ礁からヒト遺伝子のルーツを探る
 無脊椎動物DNA研究から生じる進化モデルについての疑問
2003/12 Nature Science Update Coral reveals ancient origins of human genes
 Invertebrate DNA raises questions about evolution models.
遺伝子1個の差で別種に カタツムリで新現象発見
2003/10 共同通信
1遺伝子で殻の巻き方逆転=カタツムリの種分化に関与−信大など
2003/10 時事通信
2003/10 Nature 425, 679  Evolution: Single-gene speciation by left-right reversal
 Rei Ueshima and Takahiro Asami
単一遺伝子で新種誕生 信州大の浅見氏ら世界初 カタツムリの実験で立証
2003/10 科学新聞
進化:寄生蠕虫類の複雑な生活環の進化
2003/10 Nature 425, 480 - 484  Evolution of complex life cycles in helminth parasites
頭足類Hox遺伝子と新しい形態の発生
2003/08 Nature 424, 1061 - 1065
 Cephalopod Hox genes and the origin of morphological novelties
軟体動物とみなされていた海産の虫の一種、実は最も原始的な脊椎動物らしい
2003/08 Nature 424, 885- 886 Zoology: You aren't what you eat
2003/08 BBC News Humans related to humble mud worm

past その他古生物学


世界最古のペニス化石@英国
 4億年前の貝形虫類(オストラコーダ:ウミホタルの仲間)の新属新種全長約5ミリ
2003/12 asahi.com : サイエンス
2003/12 毎日新聞
2003/12 読売新聞
2003/12 BBC News Ancient fossil penis discovered
2003/12 Independent Tiny fossil found to have the world's oldest known penis
2003/12 Guardian Scientists' big find
2003/12 Los Angeles Times Researchers Discover Oldest Male Fossil
2003/12 MSNBC Oldest known male fossil bares all
2003/12 New Scientist Fossilised crustacean boasts oldest penis
2003/12 New York Times Fossil Find Hailed as Earliest Recorded Male
2003/11 Ohio State University  SCIENTISTS BELIEVE ANCIENT ARACHNIDS MAY HAVE SPUN SILK LIKE MODERN SPIDERS
2003/10 BBC News Sheep farmer finds oldest fossil
 A sheep farmer in Australia has discovered a fossil of the world's oldest vertebrate - the common ancestor of all animals with a backbone.
2003/10 Ananova Scientists unearth world's oldest vertebrate fossil
2003/10 BBC News Life's lucky 'kick start'
 The Cambrian Explosion may have occurred because of a complex interaction between components of the biosphere after they had been disturbed by, for example, the break-up of a super-continent or an asteroid impact.
2003/09 Yahoo! News  World's Oldest Genitals Found in Scotland  belonging to 400 million-year-old insects
2003/09 New Scientist Fossil reveals world's oldest genitals
<新種三葉虫>560個の積層レンズの目 視界は360度
2003/09 毎日新聞
2003/09 EurekAlert Built-in eyeshade offers clue to prehistoric past
2003/07 BBC News Ancient ancestor's legacy of life
 The fundamental processes which keep humans and all animals alive evolved more than 600 million years ago in single-celled organisms
北大西洋産の現生有孔虫Neogloboquadrina pachydermaの遺伝的多様性が古海洋学にもたらす意味
2003/07 Nature 424, 299 - 302  Palaeoceanographic implications of genetic variation in living North Atlantic Neogloboquadrina pachyderma

past ダーウィン関係


2003/10 Guardian Scot 'beat Darwin by 65 years'
 a Scottish geologist came up with the theory of natural selection long before Charles Darwin
2003/10 Ananova Scottish scientist 'developed evolution theory before Darwin'
2003/10 EurekAlert Setting the evolutionary record straight

past そのほか


BBC、次の進化番組は古代の海の怪物たち  ドラマタイズと科学的正確さは両立しうるか
2003/11 BBC News Ancient sea monsters bite back
チムニーができたのはごく最近?
2003/10 BBC News Row erupts over 'life-starter' vents
 The earliest seafloor hydrothermal vents - supposedly more than three billion years old - may be nothing more than deposits from underground springs active in the last few thousand years.
2003/10 Nature Science Update Himalayas age nine times overnight
 Birth of world's highest mountains may date back 500 million years.


 以上、 →2003年7〜12月の記事でした


→ 「進化、種分化、古生物学」情報の 年月別目次を表示する










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