In research methodology, the words proposition and hypothesis are often confused, and are often used with slightly different shades of meaning by different authors. However, the most popular view is that based on the existing literature in a field, a theory is built.
14 Where they live On a global scale, the sea eagle extends across the northern hemisphere from Siberia and Japan to Europe, and south to the Mediterranean and the Middle East. It is replaced by the bald eagle in North America, although it is the sea eagle that has colonised the southwest coast of Greenland.
Alaska has the largest population of bald eagles in the United States, about 30,000 birds. Bald eagles are often found along Alaskaâs coast, offshore islands, and Interior lakes and rivers. Most bald eagles winter in southern Alaska but some leave the state during cold months.