Bears can sniff out human food with impressive efficiency. Consider: A bloodhoundâs nose is equipped with about 230 million olfactory cells (scent receptors). Thatâs 40 times the number in humans. It is estimated a bearâs nose is just as sensitive as a bloodhound (if not more so).
Countries that border Mexico are Belize, Guatemala and the United States. The bodies of water it borders are the Caribbean Sea, the Gulf of Mexico, and the North Pacific Ocean.
Canada's border with the United States is 8,893 kilometers (5,526 miles) in length and includes a 2,477-kilometer (1,539-mile) border with Alaska. Toronto is the largest city in Canada with a population of 4.3 million. Other major cities include Montreal (3.3 million people), Vancouver (1.8 million people), and Ottawa (1 million people). Located in the southeast corner of the nation, Ottawa is the nation's capital.