1)The name, hummingbird, comes from the humming noise their wings make as they beat so fast.
2)There are no hummingbirds found in Europe, Africa, Asia, Australia, or Antarctica.
3)Hummingbirds can't smell anything.
4)Canaries sense the presence of methane in the air,so they are used to search for gas leaks. Because of this feature of canaries, they were used by miners until 1986.
5)In English, there is an expression "mine's canary", which means that something is in danger.
6)There is also the expression "blue canary", which means that a loved one has died or health has deteriorated.
2)There are no hummingbirds found in Europe, Africa, Asia, Australia, or Antarctica.
3)Hummingbirds can't smell anything.
4)Canaries sense the presence of methane in the air,so they are used to search for gas leaks. Because of this feature of canaries, they were used by miners until 1986.
5)In English, there is an expression "mine's canary", which means that something is in danger.
6)There is also the expression "blue canary", which means that a loved one has died or health has deteriorated.
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