A river with objects in it or a fence thats chain like
30.6 • 150 is the same as 4,500 + 90, or 4,590 million kilometers, oddly enough, this isn't one of the options for an answer. Perhaps there was a typo?
The prey is likely to decrease/decline if the predator's population increases
Answer:
Carnivorous
Explanation:
The wolf, also known as the gray wolf or grey wolf, is a large canine native to Eurasia and North America. More than thirty subspecies of Canis lupus have been recognized, and gray wolves, as colloquially understood, comprise non-domestic/feral subspecies. Wikipedia