Seamus' barking was a happy accident.

Yes, that’s a real dog named Seamus.

The story goes that the dog belonged to a friend of the band (I’ve heard it was a roadie or someone from the studio). He started howling along to a blues chord they were playing, and they just hit record. It’s not some deep artistic statement—it’s a goof, a spontaneous jam they found funny and left on the album.

Meddle is full of that playful experimental energy. “Seamus” is basically a bluesy parody with a dog as the lead vocalist. They thought it was amusing, so they kept it.

Not every artistic choice needs deep meaning. Sometimes you just let the dog sing.