no there not
Almost any two breeds if properly socialized and introduced the correct way can get along. Labs and danes are well known for their happy attitudes and should do well together.
the dog itself is a Great Dane. Plural (more than one) it is Great Danes.
no because, the great danes are much bigger than the poodles
It depends on their personality. Like snake may befriend its breakfast! (I've seen that before.)
Great Danes are not natuarlly viscous dogs. They can be trained for many jobs, including guarding.
Yes, both my male and female great danes catch and fetch frisbees.
Great Danes are believed to be originated in Germany by the Alans from Mastiff's and probably wolf hounds.
Great danes like all dogs do have backbones.
Male Great Dane's average size weight: 120-200 pounds.Female Great Dane's average size weight: 100-130 pounds.Some, Great Dane's are known to get bigger then that, Males tend to be stockier then Females. That, is the average weight of a Great Dane.
No, they do not.
Very!