"If it's unattended, it's mine... heck, even if it *is* attended but not well guarded, it's mine. And, even if "well guarded" but I can still get to it? It's mine.... you're lucky I let you have anything at all."
Your cat clearly understood the assignment and decided the laws of physics were just a suggestion. At this point, I’d just make sure the portal stays away from the food bowl!
Ah, the Elder Pet of Phauze, 23rd Bride of Yog-Sothoth. We have waited for you, waited... waited... It is written that her yawn will open the path to Yog-Sahar, whereby the screaming torment cats of Bel'Arath will finally descend upon this miserable world and rid it of the unclean.
How else do you expect them to walk through walls?
Meanwhile, the dogs have seen it all before. If it's not the dimension composed entirely of shrimp, they're not interested.
As a teenager I swore that a corner of the garage, and an entry to the attic were really portals to another planet where giant spiders and mice lived. With your cat I would have tried.
How else are they supposed to make contact with the mother-ship??
Those reports on our inability to constantly worship them won't post themselves, y'know