در شیلی، پنگوئن‌های مجروح از جلیقه‌های مسی برای کمک به بهبودی استفاده می‌کنند

In Chile, injured penguins sport copper vests to help them heal

Researchers in Chile have designed an unlikely new garment for injured penguins—snug red vests threaded with copper and zinc that they hope will help the aquatic birds heal faster.