Everest became the first 8,000-meter peak to be climbed in winter when Polish climbers Leszek Cichy and Krzysztof Wielicki reached the summit on February 17, 1980. But before that success there were still several stories that preceded it. Although it contains failures, it does not mean it is not worth knowing.
Tag: perilaku binatang
GAJAH ASIA TUNJUKAN KECERDASAN MENGAMBIL MAKANAN DALAM KOTAK
Para peneliti menemukan bahwa gajah yang lebih sering berinteraksi dengan kotak teka-teki dan lebih gigih, lebih berhasil mengambil makanan dari ketiga kompartemen yang memiliki konfigurasi berbeda.