The biomes known for supporting herds of grazing animals are: temperate grassland and temperate deciduous forest. temperate grassland and savanna. temperate deciduous forest and boreal forest. boreal forest and temperate grassland. savanna and tropical rain forest.

Savanna & tropical rainforest

Explanation:

Savanna is a grassland biome which is found South America .it is a type of natural biome which is changes during seasonal pattern for examples- elephants,cheetahs, wildebeestIt is here and there found in mild atmospheres, for the most part in zones that are transitional zones among grassland and forests. Tropical rainforests are forests in the tropics that get more than 100 crawls of precipitation every year. This unbelievable species extravagance is expected to a great extent to the blend of a tropical atmosphere and high, all year precipitation, which gives ideal developing conditions to the biggest number of plant species. The warm, wet conditions in the tropical rainforest cause quick disintegration of any waste, and on the grounds that daylight and water are abundant, any supplements discharged into the dirt are quickly utilized by the quickly developing vegetation, leaving the dirt incredibly poor thinking about the high efficiency of the biome as long as the backwoods stays flawless, supplements will rapidly burn through the environment.

Abay where the river empties into the sea