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1.
ã4æã®ç¿Œãã§æ»ç©ºããçŸœæ¯æç« â 倪å€ã®é³¥ãç©ã£ããŽã§ããã©ããã«ã®è¿çž
æç«ïŒãã€ã¯ãã©ããã«é¡ïŒäžåœ2026
â»ã€ã¡ãŒãžïŒè¿çžã®åæç¿Œæç«ãã¯ãã©ããã«ð· Wikimedia Commons / durbedïœè¿çžã®åæç¿Œæç«ãã¯ãã©ããã«ïŒMicroraptorïŒã®åŸ©å ãæ°çš® Jian changmaensis ãåè¢ã»åŸè¢ã®äž¡æ¹ã«é·ã矜æ¯ãåããŠããã
äžåœã»çç²çæéЬïŒãã£ã³ãïŒã®çœäºçŽåæã®å°å±€ãããåè¢ãšåŸè¢ã®äž¡æ¹ã«é·ã矜æ¯ãæã€æ°çš®ã®å°åçŸœæ¯æç« Jian changmaensis ãèšèŒãããããŽã§ããã©ããã«ã®è¿çžïŒãã€ã¯ãã©ããã«é¡ïŒã§ãäžè 骚ã¯çŽ10cmã翌éé·ã¯ã¡ã³ãã¯ããŠäžŠã¿ã®çŽ1.2mãšæšå®ããããåãåç³å±€ããã¯æŒãã€ã¶ãããå€ä»£é³¥é¡ã®éªšãããã¯ããŠã®ããªããã®ãããªå¡ã§å€æ°èŠã€ãã£ãŠãããé·ãããæ£äœäžæã®æé£è ããæ¢ãããŠãããJian ã¯ãã®âæ¶ãããã³ã¿ãŒâã ã£ãå¯èœæ§ãé«ããAnnals of Carnegie Museum ã«æ²èŒã
ð https://www.sci.news/paleontology/jian-changmaensis-14819.html
2.
ãã¬ã§æµ·åºããæ©ããæ°çš®ã®ãµã¡ â ããã¢ãã¥ãŒã®ãã¢ã§10çš®ç®
éé¡ïŒãã³ãžã¯ã¶ã¡ç§ïŒããã¢ãã¥ãŒã®ãã¢2026
â»ã€ã¡ãŒãžïŒåå±ã®å¥çš®ãšãã¬ããã·ã£ãŒã¯ð· Wikimedia Commonsïœåå±ã®å¥çš®ãšãã¬ããã·ã£ãŒã¯ïŒHemiscyllium ocellatumïŒãæ°çš® H. dudgeonae ã¯é ã®åŸãã®ç®çæš¡æ§ãšãè¶è²ã®ãã°ããïŒçœæã®æš¡æ§ã§èŠåããããã
ããã¢ãã¥ãŒã®ãã¢æ±éšã»ãã«ã³æ¹Ÿã®æµ ããµã³ãŽç€ããã4æã®ãã¬ã䜿ã£ãŠæµ·åºãâæ©ãâæ°çš®ã®ãµã¡ãããžã§ã³ã»ãšãã¬ããã·ã£ãŒã¯ãïŒHemiscyllium dudgeonaeïŒãèšèŒããããäœé·70ã80cmååŸã®å€è¡æ§ã§ãé ã®åŸãã«ç®çæš¡æ§ãäœã«ã¯è¶è²ã®ãã°ãããšçœãæç¹ãæ£ããâæ©ããµã¡âã®ä»²éã¯ãªãŒã¹ãã©ãªã¢ãšãã¥ãŒã®ãã¢ã«ã®ã¿çæ¯ããããã§10çš®ç®ãç§»åèœåãä¹ããååžã極端ã«çããããç ç©¶ããŒã ã¯çµ¶æ» 屿§çš®ãžã®æå®ãæ¥ãã¹ãã ãšèŠåãããJournal of the Ocean Science Foundation ã«æ²èŒã
ð https://www.sci.news/biology/hemiscyllium-dudgeonae-14849.html
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3.
ã€ããšäººã®çµã¯ãäžçå ±éãã ã£ã â 5倧éžã®ç©çç¬ã瀺ãã3äžå¹Žã®é¢ä¿
åºä¹³é¡ïŒã€ãïŒèªç¥ã»è¡å2026
ð· Wikimedia Commonsïœéå±±ã§äººãšååããç©çç¬ïŒã€ã¡ãŒãžïŒãç ç©¶ã¯ãã€ãã»ã¢ã³ãŽã«ã»ãã«ãŒãªã©5å°åã®ç©çç¬ãæ¯èŒããã
ãã€ãã»ããã¬ã¹ã«ã«ã»ã¢ã³ãŽã«ã»ãã«ãŒã»ããã¢ãã®5å°åã§ã164çµã®ãã€ããšé£Œãäž»ããåãè¡åãã¹ãã§æ¯èŒãããæåããŸãã§éã£ãŠããã€ãã¯äººã®æãããçè§£ããé£ããå Žé¢ã§ã¯é£Œãäž»ãé Œãã人ã¯ã€ãããé Œããçžæ£ããšã¿ãªãââãã®é¢ä¿ã¯é©ãã»ã©å ±éããŠãããç ç©¶è ã¯ããã®çµãæåã§ã¯ãªãçŽ3äžå¹Žåã«ããã®ãŒãå ±é²åã®æŽå²ã«æ ¹ãããšçµè«ã¥ãããäžæ¹ã§ããã¢ãã®çåž«ã¯ã€ãã®åå³ãèªãã®ãç¹ã«å·§ã¿ãªã©ãç°å¢ã«ãã埮差ãèŠã€ãã£ããScientific Reports ã«æ²èŒã
ð https://www.sci.news/biology/human-dog-interactions-14867.html
4.
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åºä¹³é¡ïŒãã³ïŒå 霢ã»è³ç§åŠ2026
ð· Wikimedia Commonsïœ20æ³ã®èãã³ïŒã€ã¡ãŒãžïŒããã³ã¯æ©å¹Žã»ã©äººéãšèåã®æ©èª¿ãæããšããã
ããããã³ãªã©3,754ä»¶ã®ããŒã¿ïŒMRIè³ç»åãè¡æ¶²çååŠãè¡åã®ç¯ç®ïŒãçªãåãããç ç©¶ã§ããã³ã¯å 霢ã«äŒŽã人éãšãã䌌ãè³ã®å€åââå šäœçãªèçž®ãè³å®€ïŒè³å ã®ç©ºæŽïŒã®æ¡å€§ãªã©ââããã©ãããšãåãã£ããèåã¯äžå®é床ã§ã¯ãªãææã«ãã£ãŠå éã»æžéããæ©å¹Žã»ã©äž¡çš®ã®æ©èª¿ãæããç®åºã§ã¯ã80æ³ã®äººïŒ15æ³ã®ãã³ãã«çžåœãããæå€§30幎çããäžçã«çŽ6åé ãããã³ã¯ãèªç¥çãå 霢ã調ã¹ãâ身è¿ãªã¢ãã«âã«ãªããããšãããBiology Open ã«æ²èŒã
ð https://www.sci.news/biology/domestic-cat-aging-14866.html
5.
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ð· Wikimedia Commonsïœãã³ããŠãã®ïŒElectrophorus electricusïŒãçºé»ãåãããšã§â黿°ã®æ°é âãæ¶ããç²ç©ã«å¿ã³å¯ãã
èªã黿°ãåºããŠåšå²ãæ¢ããèœåçæèŠãã«ã¯åŒ±ç¹ãããââãã®ä¿¡å·ã¯ãçžæã«ãèªåã®å± å ŽæãæããŠããŸããç±³ã»ã³ãã©ã«ãããªã倧ã®ç ç©¶ã§ããã³ããŠãã®ã¯çºé»ãæããŠâãã©ã€ã³ãâã®ãŸãŸå¿ã³å¯ããç²ç©ã®ãã€ããã£ãã·ã¥ãäžææã¡ããããšãéã«ãã€ããã£ãã·ã¥ã¯ãŠãã®ãæç¥ãããšèªåã®æèŠé»å Žãâãªãâã«ããŠèŠã€ããã«ããããããšãåãã£ããæé£è ãšè¢«é£è ãäºãã«ã黿°ã®æ°é ãæ¶ãåããè»æ¡ç«¶äºã®æ§å³ã ã
ð https://www.ucf.edu/news/what-electric-eels-and-knifefish-reveal-about-the-science-of-stealth/
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