| ALL –UNSPECIFIC |
|---|
The plural form puts emphasis on "all", a focus more commonly found in everyday speech, books, articles, and magazines. The plural form is used to discuss all in general. In cases where a word has no plural form, for example – fish, deer, and elk – use the singular form . |
Trappers hunt wolves for their fur. |
Wolves are the ancestors of dogs. |
| THE CLASS – UNSPECIFIC |
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The puts emphasis on the class (type, or kind) a focus mostly found in science books, encyclopedias and technical writing. We use "the class" when discussing the quality, character of behavior of a class. |
Trappers hunt the wolf for its fur. |
The wolf is the ancestor of the dog. |
be descended from – be related to a group that lived a long time ago
NOVA "The Wolf - Dog Connection" Link
Wisdom Panel. History of the Dog. 2012. Web. Nov 2012 Link
EXAMPLE: Why does the wolf howl? (the class) ⇒ Why do wolves howl? (all)
EXAMPLE: Why do wolves howl? (all) ⇒ Why does the wolf howl? (the class)