Tag Archives: extinctionquot

[ad_1] A careful reenactment of a three-decade old study of birds on the side of a mountain in Peru has given scientists a unique opportunity to prove how the changing climate keeps …

[ad_1] The Red-crowned Warbler was the most common bird at the peak in 1985. Although still present, the population has decreased by about 72%. Warmer temperatures push mountain birds higher and higher …