Since invasive species did not co-evolve with the other species in the ecosystem where they were introduced species often unbalance the ecosystems into which they are introduced because they did not co-evolve with the natural species and lack natural controls, like predators.

Since invasive species did not co-evolve with native species in the ecosystem where they were introduced...often unbalance the ecosystem because they lack natural controls and predators.

Explanation:

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.

they kick it to the curb.

explanation:

that current was nasty.