Darwin observed that a large sea bird on the Galapagos Islands, called a cormorant, could not fly, but the same bird on the mainland could. His hypothesis was that . the birds on the islands did not need to fly in order to survive conditions on the island made it impossible for the birds to fly the two birds were unrelated there was no logical explanation for why the birds were different

rising sea temps which are causing coral reefs to bleach and die out

glaciers are melting causing sea levels to rise wgich could flood out land

explanation:

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.