性淘汰 性差・性行動の生物学:
2005年

ほか「性淘汰 性差・性行動の生物学」の年月別目次

記事庫の新着・更新情報 
グーグルより上手に英語を無料で日本語訳してくれる『エキサイト翻訳』


past 性的二形 体型の性差 性器の進化


どうして鳥はオスがカラフルなの?
2005/09 Scientific American Why are male birds more colorful than female birds?
2005/09 ScienCentral Sex and the Senses
 genetics researchers have shown that even in the animal kingdom males and females may look at the world very differently.
2005/06 Biology Letters Volume 1, Number 2  DOI: 10.1098/rsbl.2004.0273   Sperm competition, mating rate and the evolution of testis and ejaculate sizes: a population model
2005/04 Dienekes' Anthropology Blog: Muscular men and thin women
幅広い肩 vs 柳腰:ライバルの体格が引き起こす嫉妬心 性差・世代差
2005/03 Personality and Individual Differences  doi:10.1016/j.paid.2005.01.020
 A narrow waist versus broad shoulders: Sex and age differences in the jealousy-evoking characteristics of a rival’s body build

past つがいの形式


男からの貢ぎ、無駄じゃない
2005/07 New Scientist 'Worthless' gifts get the good girls
2005/07 EurekAlert Extravagant but worthless gifts help a guy get the girl
2005/07 EurekAlert Study reveals new information on the direct and indirect mate choice in lekking animals
オスの育児と一妻多夫の進化機序 ゲーム理論検証:Joe Yuichiro Wakano and Yasuo Ihara
2005/07 EurekAlert New study explores the evolution of male parental care and female multiple mating
「オトコ」を売り込む動物たち
2005/03 Environmental News Network Researchers Study Males' 'Advertising'
古典的な一妻多夫の進化:3つのステップで女の解放
2005/01 EurekAlert Evolution of classical polyandry: three steps to female emancipation

動物の父性


past 性の進化 性の生成 有性生殖


生態 : 雄と雌のいたちごっこ _/
2005/03 【日本語記事】 Nature@日本
生態:感覚トラップが正直なシグナルへと進化しうることを示す証拠
2005/03 Nature Evidence that sensory traps can evolve into honest signals

オーガズム


オーガズムと遺伝子、性感と進化
2005/06 New Scientist Genes blamed for fickle female orgasm
 If a woman痴 ability to achieve orgasm depends largely on her genes,
then it appears that evolution has dealt many women a duff hand
2005/06 EurekAlert Study in Royal Society journal on heritability of female orgasm
2005/06 news@nature.com Genes drive ability to orgasm
女のオルガスムはなぜ進化した
2005/05 New York Times A Critic Takes On the Logic of Female Orgasm

past ヒトと性淘汰 ヒトの伴侶選択


女性はシンメトリカルな男性ダンサーを好む傾向
 女に対しては男はそのへんあまり気にならないらしい まるでレックじゃん
2005/12 news@nature.com Dancing advertises sexual qualityハ
Study of Jamaicans shows symmetrical dancers shake it better.
2005/12 WebMD Dancing, Body Symmetry: Courtship Aid?
2005/12 EurekAlert Rutgers researchers scientifically link dancing ability to mate quality
進化:ダンスは特に若い男性において対称性を表出させる
2005/12 Nature Dance reveals symmetry especially in young men
2005/12 BBC News Why good dancers are attractive
魅惑のリズム:性選択におけるダンスの役割
2005/12 【日本語記事】 Nature@日本
芸は身を助く
2005/11 BBC News Creative people 'luckier in love'
2005/11 EurekAlert Creativity determines sexual success, research suggests
偉大なアーティストの共通項は奔放なセックスライフ
2005/11 【日本語記事】 エキサイト/ロイター
2005/11 news@nature.com Write poems, get luckyハ
They may be badly paid, but artists have more sexual success.
2005/11 Scientific American Creativity Linked to Sexual Success and Schizophrenia
2005/12 National Geographic Artists Have More Sexual Partners, U.K. Survey Hints
2005/09 Trends in Immunology Volume 26, Issue 9, Pages 496-502 doi:10.1016/j.it.2005.07.003 Female choice and the MHC
2005/08 BBC News Asymmetrical men 'are a turn-off'
Women whose partners have asymmetrical bodies are turned off by them and attracted to other men at certain times of the month
2005/08 Dienekes' Anthropology Blog: Asymmetrical men beware
2005/08 Proceedings: Biological Sciences   DOI: 10.1098/rspb.2005.3112
 Women's sexual interests across the ovulatory cycle depend on primary partner developmental instability
ヒトのメイティングゲーム
2005/07 eDiets.com Stolen Kisses
ライバル男性を伴う性的イメージは男に根性のある精液を作らせる
 登場人物が女だけのエロものに比して
2005/06 news@nature.com Mixed-gender pornography boosts sperm
 Men facing images of sexual competition may be more fertile.
冒険男児がもてるという大きなカンチガイ
 そういうスゴさでスゲェと思ってくれるのは男だけですよ
 女が好むのは高い地位→男にスゲェと思われて地位が高くなる→女にモテる が正解
 冒険ばかりで地位が高くない男はダメダメなのだった
2005/04 New Scientist Risk-taking boys do not get the girls
「かっこいい」危険行為、実は女性には不人気!
2005/04 【日本語記事】 UK Today (JAPAN JOURNALS LTD.)
2005/04 New Scientist Risk-taking boys do not get the girls
2005/03 Personality and Individual Differences  doi:10.1016/j.paid.2005.01.023
 Universal dimensions of human mate preferences

ヒト性行動がらみの講釈


男は女の性欲を過剰妄想し、女は男の下心をあなどる
 異性交友間でだけこんなカンチガイがふつうに横行する、その進化学的理由 ~デビッド・バス
2005/08 eDiets.com Mixed Signals
 Martie G. Haselton & David M. Buss
2005/03 Guardian The wrong conclusions
 Do women lack an "intrinsic aptitude" for science as Harvard's Lawrence Summers surmised?

past 生殖ホルモン


化学物質によるコミュニケーション:ゾウのフェロモンに見られるキラリティ
2005/12 Nature Chemical communication: Chirality in elephant pheromones
2005/12 physorg Male elephants woo females with precise chemistry
2005/12 EurekAlert Male elephants woo females with precise chemistry
2005/12 ScienceNews Mixed Message: Pheromone blend sends signal
The meaning of a chemical message released by male Asian elephants depends on the chemical's total concentration as well as on the balance of the chemical's two forms.
オスの涙にはセックスアピール 東大が性フェロモン発見@マウス
2005/10 【日本語記事】 asahi.com
性フェロモン:オスの目にメス誘うフェロモン ヒトは効果なし--東大・研究グループ
2005/10 【日本語記事】 毎日新聞
神経 : 雄の涙にセックスアピール
2005/10 【日本語記事】 Nature@日本
神経:外分泌腺からの性特異的ペプチドはマウスの鋤鼻器官の感覚ニューロンを刺激する
2005/10 Nature Sex-specific peptides from exocrine glands stimulate mouse vomeronasal sensory neurons
Hiroko Kimoto, Sachiko Haga, Koji Satoand Kazushige Touhara
2005/10 The Scientist Sexual communication in tears

past ヒトの繁殖


夫から暴力を受ける妻は男の子を産みがち
2005/10 WORLD SCIENCE Battered women have more sons, study finds
 カナザワ・サトシ Satoshi Kanazawa of the London School of Economics and Political Science
 → カナザワ・サトシ

past 同性愛


動物たちの同性愛
2005/07 National Geographic Homosexual Activity Among Animals Stirs Debate
<ペンギン>同性ペアが相次ぐ 北海道登別市の水族館
2005/06 【日本語記事】 ヤフージャパン(毎日新聞)
 抗議文を送るためのフォームができていますase
 -同性愛ペンギン救済- 「登別マリンパークニクス」抗議文送信フォーム
同性愛ネクロフィリア@カモ
2005/03 Guardian Necrophilia among ducks ruffles research feathers
ペンギン、雄同士3ペア 独の動物園「温かく見守る」
2005/02 ▲日本語記事 asahi.com
2005/02 News.com.au 'Homosexual' penguins fuel gay protest







past性淘汰・性行動


サル、 霊長類


オスが多いと防人も多く@チンパンジー
2005/10 EurekAlert More males chimps means more territorial patrols, study shows
 the biggest predictor of territorial boundary patrols is the number of males in the group.
空間記憶の性差は、年をとるにつれて縮まる@サル(人間ではろくな研究ができないもので)
2005/02 EurekAlert In monkeys, a spatial-memory gender gap closes with age
訓練で補うことがたやすい性差なんざ問題以前であって
2005/02 Forbes.com Battle of the Sexes a Matter of Perception

哺乳類


2005/12 EurekAlert New study examines how sense of smell affects mating and aggression in mice
大きい脳=小さいキンタマ@コウモリ
2005/12 New Scientist Big brain means small testes, finds bat study
まことの愛はドーパミン受容体しだい?  貞節純愛ハタネズミ、ドーパミンが効かないと浮気しまくり
2005/12 New Scientist Dopamine blockers lead faithful voles astray
 The key to everlasting love may lie in the brain’s dopamine receptors -
blocking them in monogamous prairie voles made them play the field
繁殖用仕様でいっぱいな脳@ネズミ
2005/11 EurekAlert The brain is broadly wired for reproduction
オスネズミは鳴鳥のさえずりなみに複雑な愛の歌を交わしている
2005/11 New Scientist Romantic rodents give secret serenades
 male mice croon to potential mates with melodies approaching the complexity of bird song
2005/11 BBC News Male mouse sings a song of love
2005/11 news@nature.com Mice squeak into song
Ultrasonic vocalizations from lab animals show musical traits.
大好きでチュー…ネズミも求愛の歌
2005/11 【日本語記事】 読売
2005/11 Discovery Study: Male Mice Sing for Sex
マウスの「ラブソング」、米研究者らが分析
2005/11 【日本語記事】 cnn.co.jp
2005/09 BBC News Female bats keep it in the family
Female greater horseshoe bats share male mates with their mothers and grandmothers
進化:キクガシラコウモリに見られる配偶者への忠実さとリネージ内一夫多妻
2005/09 Nature Mate fidelity and intra-lineage polygyny in greater horseshoe bats
2005/09 news@nature.com Bats keep it in the familyハ
Female bats share mates with relatives, but without close inbreeding.
進化 : 母娘で配偶相手を共有するコウモリ
2005/09 【日本語記事】 Nature@日本
2005/09 Discovery Female Bat Relatives Share Mates
2005/05 EurekAlert U of MN researchers discover novel way estrogen affects the brain
 estrogen only activated the processes related to learning and memory in the brains of female rats and not males
幼いときのじゃれあいの上手さは、成長後の配偶バトルとは関係なし@ミーアキャット
 将来のための練習、という説は成り立たず
2005/04 New Scientist Play fighters do not win in later life
下位のメスが不妊になるとき@マーモセット
2005/03 EurekAlert Biologist's findings on fertility and status in monkeys generate scientific, media interest
ネズミ実験
2005/03 EurekAlert What are little boys made of?
 Scientists suggest a role for estrogen receptor in behavioral sex differences
2005/02 EurekAlert Sex hormone metabolite reduces stress, anxiety in female rats


2005/09 EurekAlert Looks matter to female barn swallows
ツバメのオスは身だしなみが肝心
Why Male Barnswallows Mustn't Let Themselves Go
2005/09 【日本語記事】 Science日本版
もてるダンス  クジャクのメス、尾羽の目玉模様の多さと短さがお好き
2005/08 EurekAlert Behavioural ecologists elucidated how peahens choose their mates, and why
2005/07 New York Times Raptors' Fidelity Is Proved Without Ruffling Any Feathers
メスのオウムのカラフルさと営巣競争
2005/07 MSNBC Why parrot moms get to wear bright colors
 Scientists say it's a female competition thing - for nests, not mates
マウント行動がメスの性行動を抑制する@ニワトリ
2005/07 EurekAlert Meaningless sex? Male mounting reduces sexual promiscuity of females
2005/07 New Scientist Sperm-free sex keeps hens happily faithful
カザフスタンのカタジロワシってなんて貞節
2005/07 EurekAlert DNA from feathers tells tale of eagle fidelity
2005/07 Purdue University  DNA from feathers tells tale of eagle fidelity
プロゲステロンのさじ加減 ヒナの性を決めるのは母鳥
2005/05 EurekAlert Mother birds increase progesterone to hatch females
なぜなぞ科学:鳥類が「一夫一妻」なのは? 上田恵介教授に聞く
2005/05 ▲日本語記事 毎日新聞
進化 : キンカチョウの精子にみられる多様性
2005/03 【日本語記事】 Nature@日本
進化:キンカチョウの精子の形状に対する遺伝的影響
2005/03 Nature Genetic effects on sperm design in the zebra finch
野生の七面鳥、モテないオスでも遺伝子的にはけっこうそれなり  兄弟の繁殖成功度をアップさせてます
2005/03 EurekAlert In the mating game, male wild turkeys benefit even when they don't get the girl
進化:野生シチメンチョウの血縁選択と共同求愛行動
2005/03 Nature Kin selection and cooperative courtship in wild turkeys
2005/02 EurekAlert Fitness correlates of song repertoire size in free-living song sparrows
ウズラから目玉や松果体を奪ってみました
 どんなステロイドより強力なメラトニンで上下するGnIHレベル  睡眠ホルモンと生殖器の関係
2005/02 Yahoo! News (Reuters) Sleep Hormone May Affect Sex Organs, Study Finds
睡眠ホルモン生殖機能抑制 過剰摂取は注意、広島大
2005/02 ▲日本語記事 ヤフージャパン(共同通信)
2005/02 EurekAlert Scientists find male finches frugal in their attempts to attract females
 some male animals economize on courting when the chance of success seems low.
2005/01 New Scientist Big bird brains make for healthy males
 A BIG brain is a sign of a healthy immune system, at least as far as male birds are concerned.

爬虫類/両生類


2005/11 news@nature.com Males can drive species decline
 Having too many males around can be bad news for lizards.
2005/11 National Geographic Too Many Males: A Fast Lane to Extinction?
8000年足らずで新種を生み出すカエルの性淘汰@オーストラリア
2005/10 EurekAlert Picky female frogs drive evolution of new species in less than 8,000 years
2005/08 EurekAlert Weapon performance determines mating success in the collared lizard
男は不要、スーパーウーマンの世界ここにあり
 オスなしで生まれた個体は性交で生まれた同輩より身体能力が上
 メスだけでメス繁殖する有名なトカゲ
2005/06 EurekAlert Geckos: It's not always about sex


2005/10 EurekAlert Brain regulates initial stages of sex change in social fish
大きいいちもつか、はたまた早漏か@魚
2005/05 EurekAlert Certain fish have a special mating preference
2005/01 news@nature.com Cuttlefish win mates with transvestite antics
 Sneaky male mimics don a female disguise in an instant.
行動生態学:一時的な性的擬態から起こる受精
2005/01 Nature Behavioural ecology: Transient sexual mimicry leads to fertilization
2005/01 EurekAlert New research shows in the animal world, it pays to be an imposter

甲殻類、 軟体動物、節足動物、 クモ


ウミウシ
2005/10 EurekAlert Sperm trading can resolve hermaphrodite mating conflicts
2005/08 New Scientist Californian beach boasts worldユs pickiest females
2005/08 BBC News California crab is 'fussy lover'
メスがオスを選り好みする度合い世界一の生物
2005/07 Discovery World's Pickiest Animal Identified
 certain California crabs may check out 106 males or more before mating.
2005/08 EurekAlert Biologist discovers what may be world's 'pickiest' mates
シンクロナイズド精子@ウニ
2005/07 New Scientist Sea urchin sperm are synchronised swimmers
2005/05 news@nature.com Female spiders exploit double-barrelled sperm storage
 Redbacks use cannibalism and conniving to select the best mates.
かたつむりの性行動と性淘汰
2005/03 The Loom Love Darts in the Backyard
2005/01 Discovery Female Spiders Love Performers

昆虫


求愛の相手性、遺伝子が決めていた ハエで確認  北海道教育大の木村賢一教授(発生遺伝学)ら
2005/11 【日本語記事】 asahi.com
発生:Fruitlessはショウジョウバエの脳において性差のある神経回路をつくる
2005/11 Nature Fruitless specifies sexually dimorphic neural circuitry in the Drosophila brain
Ken-Ichi Kimura, Manabu Ote, Tatsunori Tazawaand Daisuke Yamamoto
脳での性:雄の求愛行動はニューロンに書き込まれている
2005/11 【日本語記事】 Nature@日本
2005/11 news@nature.com Gay flies lose their nerveハ
Brain difference linked to same-sex courtship behaviours in insects.
2005/09 news@nature.com Male weevils give females the gift of youth
Insects slow down their consorts' biological clocks.
2005/08 EurekAlert New theory tests sex ratios under asymmetrical local mate competition among parasitoid wasps
進化生物学:雄には雄の都合アリ
2005/06 Nature Evolutionary biology: Males from Mars
進化:コカミアリは雄雌ともにクローン生殖をする
2005/06 Nature Clonal reproduction by males and females in the little fire ant
2005/06 news@nature.com War of the fire ants
 Males pit their genes against females by chucking DNA out of eggs.
進化 : 女王アリに雄が「クローンの逆襲」
2005/06 【日本語記事】 Nature@日本
メスの蝶、目玉模様のサイズではなく紫外線のきらめきでオスを選びます
 じゃのめは性淘汰の産物ではなさそう
 African satyrid butterfly, Bicyclus anynana
2005/06 EurekAlert Female butterflies go for sparkle -- not size -- when choosing to mate
ハエに求愛ダンスをさせるのは何
2005/06 ScienCentral Father Flies
2005/06 BBC News Courting behaviour 'in the genes'
  Men who are no good at wooing the ladies may be able to blame their genes, after researchers have made a discovery in the humble fruit fly.
2005/06 EurekAlert Genes exert powerful effect on sexual behavior
 the manipulation of a single gene in female fruit flies can make their sexual behavior resemble that of males, demonstrating the surprising power of individual genes and the profound impact of genetics on complex sexual behavior
2005/06 EurekAlert Geneticists identify 'master switch' that causes female flies to behave like males
2005/06 EurekAlert Why being a teenage mum could be good for you!
 A unique breed of cockroach may hold the key to explaining why women who delay having children until later life have lower fertility compared to women who gave birth in their teens.
愛する性を変える遺伝子スイッチ@ショウジョウバエ
2005/06 EurekAlert Single gene is genetic switch for fly sexual behavior
2005/06 news@nature.com Fruitflies tap in to their gay side
  Tweaking a single gene swaps fly mating behaviours.
2005/05 BBC News Alpine cricket is 'rough lover'
 While most crickets serenade their lady friends before making a move, this particular species is somewhat brutish, often causing injury during sex.
片方の精巣が全然ない甲虫たちにビックリ
2005/03 EurekAlert Researchers find three major beetle groups coming up one testis short
2005/02 EurekAlert First love ruins him for all others
 When it comes to attracting a mate, the male sagebrush cricket brings a special nuptial gift to his partner
2005/02 EurekAlert Sexual cooperation: Mating increases longevity in ant queens
2005/02 EurekAlert Sexual frustration and learning in fruit flies
2005/02 EurekAlert Field-cricket study shows that when it comes to competition, sperm quality matters
2種類のセンサーでフェロモン感知 カイコの実験で確認
2005/02 ▲日本語記事 asahi.com
カイコガ:“遠距離恋愛”解明 性フェロモンの感度アップ--東大など発表
2005/02 ▲日本語記事 毎日新聞
2005/01 EurekAlert Researchers find how protein allows insects to detect and respond to pheromones
スーパーコロニーの奇妙な繁殖 同系なら王族が、遺伝的に異なる交配からは働きアリが
2005/01 EurekAlert Unusual reproductive behavior of odd ants surprises scientists
 A genetically unusual population of ants is changing some of the fundamental ways researchers think about insect colonies.
2005/01 Discovery Fake Love Tokens Fool Flies

微小生物


2005/12 EurekAlert Learning about sex from an elegant worm
2005/11 EurekAlert 'Sex' helps bacteria cope with a changing world
2005/10 Discovery Simplest Animals Have Sex
Placozoans can choose whether to procreate alone or with a partner
2005/08 EurekAlert Decisions, decisions: Male or female?
 How germ cells decide whether to be sperm or eggs
2005/07 EurekAlert Secret sex life of killer fungus
感染症や喘息を引き起こす真菌、多数の性を持っていた
2005/07 EurekAlert Secret sex life of killer fungus?
 Aspergillus fumigatus
同性間交配をする真菌
2005/04 EurekAlert Same-sex mating discovered in a toxic fungus
進化:Cryptococcus neoformanに見られる同一の交配型どうしの有性生殖
2005/04 Nature Sexual reproduction between partners of the same mating type in Cryptococcus neoformans
進化 : 性のありがたみを酵母で実証
2005/03 【日本語記事】 Nature@日本
進化生物学:性が役に立つわけ
2005/03 Nature Evolutionary biology: Why sex is good
進化:酵母の実験個体群では性によって自然選択の実効性が高まる
2005/03 Nature Sex increases the efficacy of natural selection in experimental yeast populations
2005/01 Science News, Vol. 167, No. 5, p. 67. Giardia Bares All: Parasite genes reveal long sexual history
 While it hasn't yet been caught in the act, a single-celled parasite has been ready for sex for billions of years.

植物


past 性染色体の科学


男の煩悩の源は数百万年前に遡る?
2005/11 Discovery Male Sexual Prowess Drives Evolution?
Genes linked to male sexual potency dominate those that have emerged over the past few million years.
行動遺伝学:ショウジョウバエの性とfruitless遺伝子
2005/07 Nature Behavioural genetics: Sex in fruitflies is fruitless
行動遺伝学:ショウジョウバエの雄特異的遺伝子fruitlessは求愛行動の神経回路基盤を特定する
2005/07 Nature Male-specific fruitless specifies the neural substrates of Drosophila courtship behaviour
2005/05  The New York Review of Books  Vive la Diff屍ence!
「Yの真実 危うい男たちの進化論」 スティーヴ・ジョーンズ著; 化学同人 2004/08 (2001/ Y)

past ほか


2005/05 BBC News Chemicals may damage male babies
2005/05 New Scientist 'Gender-bending' chemicals found to 'feminise' boys
The American Naturalistの5月号は「性的対立」特集号
2005/03 EurekAlert How important is sexual conflict?
2005/02 The Scientist Melatonin's action in the brain
 The molecule regulates a neuropeptide involved in controlling reproduction, new report shows


 以上、 →2005年の記事でした


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  • 「遷移」は「せんい」と読みます。移り変わりのことです。

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