Two Species of Squirrels Live on Either Side of the Grand

question 22

Multiple Choice

Two species of squirrels live on either side of the Grand Canyon. It is believed that a long time ago, before being separated by the canyon, they were the same species. This is an example of

• A) hybrid inviability.
• B) behavioral isolation.
• C) temporal isolation.
• D) mechanical isolation.
• E) allopatric speciation.

---

Definitions:

Extending Reductions

The process of increasing the scope or duration of cost-cutting or resource-saving measures.

Deep Water Exploration

The process of investigating and exploring the seabed and sub-sea layers in oceanic environments at great depths for resources or scientific research.

Company Profits

The financial gain that a company obtains after deducting all its expenses from its total revenues.

Restructuring

The process of altering the organizational, operational, or financial setup of a company to make it more profitable, efficient, or better organized for its current needs.