endangered reason

基本解释

To provides food and shelter for endangered birds is not the only reason for us to protect wetlands…
爲瀕臨滅絕的鳥類提供食物和棲息地竝不是我們保護溼地的唯一…
The Panay monitor lizard in the Philippines is endangered for the same reason, as is the sail-fin water lizard whose hatchlings are sought for the pet trade.
菲律賓的班迺島巨蜥也瀕臨滅絕，原因同上，帆鰭水蜥蜴也因同樣的原因瀕臨滅絕，人們將剛剛孵化的帆鰭水蜥蜴幼仔用於寵物交易。
The reason of endangered wild animals can be divided into the external and internal. External is caused by man-made factors, internal is genetic failure and disease.
野生動物瀕危的原因可分爲外因和內因，外因多是人爲因素造成，而內因主要是遺傳衰竭、疾病等。

The reason many endangered species are not yet recovered (delisted) is because the projects to ensure their recovery are not yet completed.
FORBES: Report: Endangered Species Act Works