Answer:
The correct answer is B. No jaws. The new species resembles an ostrachodermi.
Explanation:
Ostrachodermi is an extinct class of agnate fishes, considered as the most ancient vertebrate. They were little filtering organisms, with no mandible or jaws, and no paired fins. Their bodies were covered by squama, bony plates, and shields. They used to move in the bottoms when they were feeding on detritus.
Answer:
Option C, ave destroyed much of the Arctic's fragile coastal ecosystem due to increased foraging.
Explanation:
Snow goose extensively involve in foraging activities in the small and concentrated areas. They spent large part of their day in foraging for instance female spends half of their day in foraging during spring and three fourth of their time before developing nest. Snow goose mainly feed on plants, underground roots and stems such as tubers, agricultural and aquatic plants. They destroy the habitat during winter foraging activities and make environment unsustainable
Hence, option C is correct
Yes! True. then it is followed by the other cancer.