A punishment is most effective if it occurs:

Which of the following is not a common factor that can affect sexual behavior among domestic animals?

A dog may protect a bone instead of a bowl of dog food from another dog or its owners. This bone is considered high value, in which the dog will protect the bone, regardless of how fearful it is of the other dog or owner. Which term below best describes this behavior?

In lecture we watched a documentary called In Sickness and in Wealth, about health, socioeconomic status, and race. According to the film,

Research on participation in voluntary associations has found that, once economic differences are taken into account and controlled for:

Why was tropical Africa especially difficult for Europeans to explore and settle during the early nineteenth century?

What was the British company that handled commerce and trading in Canada north of the St. Lawrence River valley?

Who was the man who first discovered the Bering Strait, separating Asia and North America?

What were the two big problems of seafarers during the eighteenth century that needed to be solved?

Who was the man who sought to find the Bering Strait but never managed to sail through it?