Nubian ibexes are seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)

Nubian ibexes are seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)

Nubian ibexes are seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)

Nubian ibexes are seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)

Nubian ibexes are seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)

A Nubian ibex is seen in the Negev Desert near Israeli southern town of Mizpe Ramon, on Aug. 17, 2013. The Nubian ibex is a desert-dwelling goat species found in mountainous areas. (Xinhua/Yin Dongxun)