history: Dogs are just great!
knowledge: The dog and the extant gray wolf are sister taxa as modern wolves are not closely related to the wolves that were first domesticated, which implies that the direct ancestor of the dog is extinct.
response: Did you know the dog's direct wolf ancestor is likely extinct?
history: Dogs are just great!
Did you know the dog's direct wolf ancestor is likely extinct?
Really?  What was the direct ancestor?
knowledge: The dog and the extant gray wolf are sister taxa as modern wolves are not closely related to the wolves that were first domesticated, which implies that the direct ancestor of the dog is extinct.
response: I'm not quite sure, but modern gray wolves are not related to the dog-ancestor wolves very closely.
history: Dogs are just great!
Did you know the dog's direct wolf ancestor is likely extinct?
Really?  What was the direct ancestor?
I'm not quite sure, but modern gray wolves are not related to the dog-ancestor wolves very closely.
Ah, I see. What else can you tell me about dogs?
knowledge: This influence on human society has given them the sobriquet ''man's best friend''.
response: Their influence on humans is such that they're called man's best friend.
history: Dogs are just great!
Did you know the dog's direct wolf ancestor is likely extinct?
Really?  What was the direct ancestor?
I'm not quite sure, but modern gray wolves are not related to the dog-ancestor wolves very closely.
Ah, I see. What else can you tell me about dogs?
Their influence on humans is such that they're called man's best friend.
Dogs have come a long way.  But yes...my little Fluffy is my best friend.
knowledge: Dogs perform many roles for people, such as hunting, herding, pulling loads, protection, assisting police and military, companionship and, more recently, aiding handicapped individuals and therapeutic roles.
response: That's great! There are many roles that dogs perform, like hunting, herding, load pulling, and much more.