Explain one reason why it is hard
for animals to survive in the tundra.

Biodiversity, the amount and variety of life in this tundra environment, is low because; The temperatures and precipitation in these tundra areas are both LOW, and these abiotic factors mean that this is a very difficult environment for life to survive, as there is minimal water and sunlight available for survival.

Explanation:

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Tundras are very big deserts. But it's cold, right? The thing that defines a desert is its low level of percipitation, not its temperature. Anyway, it is hard because for one the tempreatures are super low and cold, and two, it's a desert, and it has very little rainfall.

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because there are alot of mountains