Why are modern tetrapod ectotherms restricted to living within roughly 45 degrees latitude of the Equator

Drastic boundary changes can occur for all of the following reasons except for a. a shift in the way a river flows b. the collapse of a government system c. a conflict between two neighboring groups d. one country's decision to sell land to another country select the best answer from the choices provide

How forest companies conflict with aboriginal

The physical processes that create most of earth's physical features, including mountains, are known as