An example of natural selection and survival of the fitness can be seen in
a. rattle snake
b. a pig's snout
c. the peppered moth
d. the blue vine swinging frog

Three broad zones with different climates and resources shape russian life. they include:

Which artificial waterway allows the passageway allows the passage of boats between buffalo and albany ( new york) and, eventually, the atlantic ocean? a. erie canal b. suez canal c. panama canal d. ontario canal

The event shown in the map is a cause of which of the following? *pic*gadsden purchase battle of the alamo bear flag revolt settlement of texas