Researchers Manipulated the Tail Length in Male Widowbirds and Compared

question 31

Multiple Choice

Researchers manipulated the tail length in male widowbirds and compared female preferences for males with different tail lengths.Do the results illustrated in the figure below show that male tail length is an honest signal of male quality?

• A)Yes, otherwise females would not prefer males with longer tails.
• B)Yes, the longer the tail the more energy males need to spend on growing it.
• C)No, just putting a longer tail on a male does not increase its quality.
• D)No, this study did not test whether birds with naturally long tails were of higher quality than birds with naturally short tails.

---

Definitions:

Labour Legislation

Encompasses laws and regulations governing the relationship between employers and employees, including rights and obligations in the workplace.

HR Policies

The formal rules and guidelines that govern the management of human resources in an organization, including hiring, training, assessment, and benefits.

Unions Influence

The impact that labor unions have on negotiations, working conditions, wages, and benefits for their members.

Labour Law

The body of laws, administrative rulings, and precedents which address the legal rights of, and restrictions on, working people and their organizations.