The ancient Egyptians domesticated cheetahs to be house pets. Farmers also tamed and trained them for hunting.
Roughly 95% of the spiders you find in your home were either born in or have adapted to life indoors. Chances are they will die if you put them outside.
Dog domestication from wolves was basically an exercise in breeding Williams Syndrome into them, which is characterized by "cognitive difficulties and a tendency to love everyone".
Cats are one of the only animals that domesticate themselves and approach humans on their own terms.
House cats are still pretty undomesticated on the genetic level --- They share 95.6% of their genetic makeup with Tigers
dogs are descended from the domesticated grey wolf.
Cats decided to live with humans because humans attract rodents, making it convenient for them to stick around. They domesticated themselves.
Cats are one of the very few animal species that domesticated themselves. They decided to coexist with humans because it was beneficial for them.
Dogs evolved "puppy dog eyes" to have a stronger relationship with humans, eliciting with it a strong desire in humans to look after them.