Cats have sensitive hearing, and loud noises can be very stressful for them. This includes things like fireworks, thunderstorms, and even vacuum cleaners.
Cats don't like change, and they can get stressed out when their routine is disrupted. This includes things like moving to a new house.
Some cats don't mind being picked up, but others absolutely hate it. If your cat seems to be struggling when you pick them up, it's best to put them down.
Most cats don't like water, and they will often avoid it at all costs. This is because their fur can get wet and heavy, which can be uncomfortable for them.
Cats are naturally suspicious of strangers, and they may hiss, growl, or even scratch if they feel threatened.
Cats have a very keen sense of smell, and they can be easily overwhelmed by unfamiliar smells. This includes things like perfume and cleaning products.
Cats are social creatures, and they don't like being left alone for long periods of time.