agile ammotragus lervia aoudad arruis arui Barbary sheep caprid climbers crepuscular distinctive goat-antelope grazers gregarious herbivore horns jumpers mammal mane North African sandy-brown shaggy hair sure-footed sure-footed jumpers and climbers waddan wildlife animals Bharal Blue Sheep bond calf circle eco forest friends group herd hierarchy Himalayan Blue Sheep Incredible India India jungle krayker Ladakh mother nature ruminant social Suckling together Ungulate wild wild animal Pseudois nayaur mountains pasture wilderness