75% is my answer! I hope you get it right!
Answer:Wildebeest are considered keystone species because their presence has myriad effects on the ecosystem, unlike those of any other species. Wildebeest are the "lawnmowers" of the Serengeti grassland. They keep grass short which in turn reduces the frequency of fires.
Answer:
The formation of new species would be the correct answer
Explanation:
As the meaning of speciation, speciation is the word that is used to decribe a new, distinct species that have never appeared before.
Hope this help you :3
Rain forest contains more species
