Some Conures when you buy them do come in pairs but others they come individually.
Octopus.
Pairs? No. Sunspots can be singular, but more often develop in clusters.
If a cat has 19 pairs of chromosomes, each gamete will have 19 single (not pairs) of chromosomes.
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Huskies enjoy company, they are social dogs. So they prefer to live in "packs" or pairs.
Sea Otters live in communities of several animals, other otters live as pairs/family groups. Otters harbor parasites as do other animals. The closest thing to mutualism would be gut flora/fauna that helps with digestion.
Do snake travel
Yes. The rumor right now is that there will be packs consisted of two pairs of Air Jordan 5s, two pairs of Air Jordan 7s, and a package that consist of the Jordan II and Jordan III. There is no word release dates or colorways. In addition to these three, there are some unconfirmed packs that may include a Hall of Fame Package and a couple of 3s packages (two pairs of Jordan 3s in one package). Yes. The rumor right now is that there will be packs consisted of two pairs of Air Jordan 5s, two pairs of Air Jordan 7s, and a package that consist of the Jordan II and Jordan III. There is no word release dates or colorways. In addition to these three, there are some unconfirmed packs that may include a Hall of Fame Package and a couple of 3s packages (two pairs of Jordan 3s in one package).
Most tigers will choose to live alone or with a mate and cubs. This means that there are usually no more than 5 tigers that live together at a time.
Foxes don't live in packs, but they may live in families of under 10.
Gerbils are normally better with a mate or in packs. Some even say they have a longer life span.