Coniferous trees are the dominant plants of the taiga biome. The taiga or boreal forest is the world's largest land biome. In northern Siberia it lives in boreal taiga. It is a frequent part of the biome known as taiga or boreal forest. Below the tundra is the vast taiga forest region. None of the surviving Pleistocene mammals live in temperate forest, taiga, or tundra biomes. Arctic tundra occurs in the far Northern Hemisphere, north of the taiga belt. The area was that of Taiga/Boreal forests. Their main prey were animals from the taiga (boreal forests). It is situated in a region of taiga, or flat terrain with boreal pine forests. It had five climate zones&colon; tundra, taiga, steppes, desert and mountains. The Evenks lived mostly in areas of what is called a taiga, or boreal forest. It had five climate zones such as tundra, taiga, steppes, desert, and mountains. Extreme winter minimums in the northern taiga are typically lower than those of the tundra. The Karelian Isthmus lies within the ecoregion of Scandinavian and Russian taiga.