The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox The incredible ibex defies gravity and climbs a dam - Forces of Nature with Brian Cox