（总台记者 杨涛 叶飞） 近日，总台记者在海南热带雨林国家公园尖峰岭片区意外拍摄到一只形态奇特的大型甲虫。经鉴定，确 认其为我国国家二级保护野生动物阳彩臂金龟。 画面中的阳彩臂金龟体长约7厘米，头部闪耀着铜绿色金属光泽，足部及鞘翅主体为黑色，其前足明显 长于中后足。它正沿着树干缓缓爬行，似在觅食，最后展开翅膀飞离该区域。据了解，阳彩臂金龟主要 栖息于热带、亚热带的常绿阔叶林或落叶阔叶混交林内，常穴居于壳斗科大型栎树的树干洞穴中。成虫 喜爬行，不善飞行，具有趋光性，活动期通常在6月至9月。幼虫则生活于大型朽木内，发育期长达两年 甚至更久。该物种整个生命周期对环境变化极为敏感，适应能力与繁殖能力相对较弱，幼虫以腐殖质为 食，成虫则吸食树木溢出的汁液。 ...

Core Viewpoint - The successful observation of the Yangcai Arm Beetle, a nationally protected species, in the Cat Mountain National Nature Reserve highlights the importance of biodiversity conservation in Guangxi, China [3]. Group 1: Species Observation - The Yangcai Arm Beetle was recorded for the first time in the "South China Plant and Animal Gene Bank" at the Cat Mountain Reserve, marking a significant contribution to biodiversity research [3]. - This species is known as the "Panda of the Insect World" due to its unique physical characteristics, including long forelimbs and a distinctive metallic green and golden sheen [3]. Group 2: Conservation Status - The Yangcai Arm Beetle has a narrow habitat and has been severely impacted by human activities, leading to its classification as one of China's rarest beetles [3]. - The species was believed to be extinct in China in 1982 and was rediscovered in Jiangxi in 2004, with current distributions in Jiangxi, Hunan, Fujian, and Guangxi [3]. Group 3: Legal Protection and Future Actions - The management of the Cat Mountain Reserve emphasizes the strict legal protection of the Yangcai Arm Beetle, prohibiting any form of capture or trade [3]. - The reserve plans to enhance monitoring and research efforts to further promote biodiversity conservation [3].