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.
Most of Canada's bald eagle population is found along the Pacific coast of British Columbia. Healthy eagle populations are also found in the boreal forests of Alberta, Saskatchewan, Manitoba and northwestern Ontario. Small groups of eagles also make their homes in Cape Breton and along the coast of Newfoundland.