Introducing new dog to household

Our older dog is 4-1/2 year old neutered male Golden Retriever mix. He has
been getting rather sedentary and obviously bored. We thought it might be a
good idea to get him a companion. We rescued a 3 month old Border Collie
mix. Her disposition is friendly but not "in your face" and she is
submissive. She wants to be friendly with him, but when ever she
approaches, he either gives her a low rumbling growl or leaves for another
room.

He will bark at her, not only if she plays with any of the toys he never
bothers with, but if she plays with her own toys. The pup has been in the
household for 3 days now. I realize that getting the older dog over his

Janet B...

So you want the Golden, who doesn't want anything to do with the BC,
to be shoved out there with other dogs?

Janet B...

THIS I agree with. Walks together, meals near each other with
IMMEDIATE supervision, basically, this is a FAMILY. Training class
for BOTH, activities for both. A GR and a BC without stuff to do is
not a good thing.

TaraG...

Ok, now the image in my head just got better. Now I've got a tall skinny
Greyhound wearing goggles, a bathing cap, and flippers on all four paws.

shelly...

And some sort of tutu-y swim skirt, pretty please.

I bet that would help :-)

sighthounds & siberians...

I'm sure the bathing cap would. That's the mental image that did me
in, since I've seen greyhounds wearing Doggles, which look kind of
like goggles...but where did you find a bathing cap to fit those
skinny heads?

Mustang Sally

apparent jealousy can take quite a while. Is there anything we can do to
help that process? We make sure he gets plenty of attention. Suggestions
are welcome.