Without mentioning WHAT mountain regions you're referring to, this question is too vague to properly answer. Mountains in New Zealand will have totally different animals than mountains in northern Canada.
Hbb.,bj
I think you would not see no animals or plants
Mining (the Gold Rush) and Farming
Most of Central America has a temperate to tropical climate, although it can be colder in the mountain regions.
deer and mountain goat ,bear,fish
Most of the animals that live in the mountain rapids, with exception of fish, are mammals. For example, river otters, mountain lions, goats, and bighorn sheep are usually found in these areas.
Most delta regions consist primarily of fish and waterfowl.
Sheep, llama etc.
From the Bamboo covered mountainous regions of China.
vulture, chinchilla, llama, mountain goat, wild yak snow leopard https://umdrive.memphis.edu/g-sig/www/animals-liveinmountains.htm hope this helps
the use wolfs mountain lions and bobcats
the animal type rear people in the mountain is gout ,sheep, some times cattle.