Can two puppies share one crate?

Puppies raised as a pair that always sleep and settle together can struggle badly when eventually separated, for a vet visit, grooming, or simply because one needs alone time training. Teaching each puppy to be comfortable in its own crate from the start avoids this.

It becomes difficult to know which puppy had an accident, or which one is actually ready to be trusted with more freedom, when two puppies share a single crate during the training period. Separate crates, even placed side by side, solve this.

If two puppies have already been sleeping together for a while, splitting them abruptly on one night often causes noticeably more crying than starting separate from day one would have. Instead, place the two crates side by side, close enough to touch, so each puppy can still see and smell the other while sleeping in its own space, then gradually increase the distance between the crates over one or two weeks.

Practice short separate naps during the day first, five or ten minutes at a time in different rooms, before expecting a full night apart, since daytime separation is a gentler place to build the skill than the higher stakes of bedtime.

Littermates in particular can develop a strong pattern called littermate syndrome, where each puppy becomes anxious and reactive without the other nearby well beyond the crate itself, so building comfortable individual time early, not just at night, matters for the pair's overall development, not only for practical crate logistics.