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1. åçŒé¡ïŒç©ºã«åããããªãã®ç®
åçŒé¡ã¯ãé鳥芳å¯ãå§ãã人ã«ãšã£ãŠæãéèŠãªæ©æã§ããé ãã®é³¥ãè¿ãã«åŒãå¯ãã矜æ¯ã倧ãããè¡åã®è©³çްãªèгå¯ãå¯èœã«ããŸããåçŒé¡ãéžã¶éã«ã¯ã以äžã®èŠçŽ ãèæ ®ããŠãã ããïŒ
- åçïŒä»æ§ã®æåã®æ°åã§ç€ºãããŸãïŒäŸïŒ8x42ïŒãé鳥芳å¯ã«ã¯8åãŸãã¯10åã®åçãäžè¬çã«æšå¥šãããŸããåçãé«ããšãåãå®å®ããŠä¿ã€ã®ãé£ãããªãããšããããŸãã
- 察ç©ã¬ã³ãºåŸïŒ2çªç®ã®æ°åã§ãïŒäŸïŒ8x42ïŒã察ç©ã¬ã³ãºã倧ããã»ã©ïŒ42mmãªã©ïŒãããå€ãã®å ãéããç¹ã«å€æãã倿®ãã®ãããªäœç §åºŠæ¡ä»¶äžã§æããç»åãåŸãããŸãã
- èŠéïŒç¹å®ã®è·é¢ã§åçŒé¡ãéããŠèŠããç¯å²ã®åºããæããŸããèŠéãåºããšãç¹ã«å°ããªé³¥ãé£ãã§ããé³¥ãèŠã€ããŠè¿œè·¡ããã®ã容æã«ãªããŸãã
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- 人éå·¥åŠãšééïŒç¹ã«é·æé䜿çšããäºå®ãããå Žåãå¿«é©ããéèŠã§ããæ§ã ãªã¢ãã«ãæã«åã£ãŠãã©ã®ããã«æããã詊ããŠã¿ãŠãã ããã
æ€èšãã¹ãã°ããŒãã«ãã©ã³ãïŒãã³ã³ããã€ãã³ãã¹ã¯ããã¹ããŒã»ãªããã£ãã¯ãã©ã€ã«ããã¡ã€ã¹ããã³ã¿ãã¯ã¹ãã»ã¬ã¹ããã³ãªã©ãå€ãã®åœéçãªãã©ã³ããé鳥芳å¯ã«é©ããåªããåçŒé¡ãæäŸããŠããŸããæè¯ã®éžæã¯ãå€ãã®å Žåãããªãã®äºç®ãšç¹å®ã®ããŒãºã«ãã£ãŠæ±ºãŸããŸãã
2. ãã£ãŒã«ãã¬ã€ãïŒããªãã®æºåž¯é³¥é¡åŠã©ã€ãã©ãª
è¯ããã£ãŒã«ãã¬ã€ãã¯ãããªããèŠãé³¥ãèå¥ããããã«äžå¯æ¬ ã§ãããããã®æ¬ã«ã¯éåžžãæ¬¡ã®ãããªç¹åŸŽããããŸãïŒ
- ã€ã©ã¹ããŸãã¯åçïŒé«å質ã®é³¥ã®ç»åã§ããã°ãã°éãéã幌鳥ã®çŸœè¡£ãå£ç¯ã«ããå€åã瀺ãããŠããŸãã
- ååžå³ïŒããçš®ã幎éãéããŠéåžžã©ãã§èŠããããã瀺ããŸãã
- èå¥ããŒïŒé¡äŒŒçš®ãåºå¥ããã®ã«åœ¹ç«ã€ãäž»èŠãªç¹åŸŽã鳎ã声ãçæ¯å°ãè¡åã«é¢ããæ å ±ã
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- ãšãŒãããïŒCollins Bird Guide
- åç±³ïŒSibley Birds of North America, Peterson Field Guide to Birds of North America
- ã¢ãžã¢ïŒBirds of the Indian Subcontinent (Grimmett, Inskipp & Inskipp), Birds of East Asia (Brazil)
- ã¢ããªã«ïŒBirds of Africa (æ§ã ãªèè ãšåºç瀟)
- ãªãŒã¹ãã©ãªã¢ïŒField Guide to the Birds of Australia (Simpson & Day)
å€ãã®åªããã¢ãã€ã«ã¢ããªãããžã¿ã«ãã£ãŒã«ãã¬ã€ããšããŠæ©èœãããã°ãã°é³¥ã®é³Žã声ã®é³å£°é²é³ã芳å¯èšé²ã®æ©èœãä»ããŠããŸããäŸãã°ãMerlin Bird IDãeBirdãBirdNETãªã©ã§ãã
3. å¿«é©ãªæè£ ãšå±¥ç©
çŸå°ã®æ°åã«é©ããéãçãããŸããããé³¥ãé©ãããªãããã«ãäžéè²ãã¢ãŒã¹ã«ã©ãŒãæé©ã§ããå°é¢ãæ©ãåãããšãå€ããããå¿«é©ãªãŠã©ãŒãã³ã°ã·ã¥ãŒãºããã€ãã³ã°ããŒãã¯å¿ é ã§ããæ¥çŒã鲿¢ã®åžœåããæ°Žãã¹ããã¯ããã£ãŒã«ãã¬ã€ããæã¡éã¶ããã®å°ããªããã¯ããã¯ãæ€èšããŸãããã
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3. é³¥ã®é³Žã声ããããããèã
é³¥ã®ããããã¯ãèå¥ã®ããã®éèŠãªæãããã§ããå€ãã®çš®ã¯ãå§¿ãèŠãåã«å£°ãèãããŸããç°ãªãçš®é¡ã®é³Žã声ãåºå¥ããããšãåŠã³ãŸãããïŒ
- ããããïŒéåžžã¯ããè€éã§ãéãé å¶è ãåŒãã€ããããçžåŒµããå®ãããã«äœ¿ãããŸãã
- å°é³ŽãïŒèŠæã®å£°ãæ¥è§Šã®å£°ãªã©ãåäœéã®ã³ãã¥ãã±ãŒã·ã§ã³ã«äœ¿ããããããçãåçŽãªé³ã
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