When Farmers and ranchers eliminated many prairie dogs because their underground complexes were destructive to fields, the black-footed ferret were nearly wiped out. The disappearance of ferrets was also due to factors like plague and canine distemper, that drove the ferrets to near extinction. But then some animals were captured in the wild to begin a captive breeding program to reintroduce ferrets in western habitat.
Yes, the processes that formed and shaped the small stream bed are similar to the process of formation of Grand Canyon because both small stream bed and Grand Canyon formed by flowing of river. Water flows through rocks and finally formed Colorado River. so we can say that both small stream bed and Grand Canyon formed due to the same process i. e. flowing of water.