an evergreen tree (= one that never loses its leaves) that has leaves like needles and is found in the west of the United States

The bristlecone pine has a strong claim to be the oldest living thing on earth. 狐尾松很可能是地球上最古老的生物。

Bristlecone pines are beginning to colonize areas where they did not grow previously because it was too cold. 狐尾松开始在以前因为太冷而没有生长的地区定居。