Did ancient Egyptians keep domestic cats as pets? If so, what kind of relationship did they have with them (did they keep them indoors)? - Quora
People may have kept pet cats 1,000 years ago, fossil finding suggests - CNET
A Brief History of House Cats, History
Viking cat skeletons reveal a surprising growth in the size of felines over time, Science
Medieval Farmers May Have Skined Cats for Pagan Rituals
The great European house cat migration - Big Think
Who's To Blame For Shrinking Feline Brains? - Ripley's Believe It or Not!
Cats Domesticated Themselves, Ancient DNA Shows
Viking Cats: The Preferred Pets of the Northmen - Life in Norway
Science - The Vikings sailed with cats
12 amazing saber-toothed animals