Cat owners often see their feline overlords sticking their butts out. But it turns out that when cats stick their butts out, they're not just being affectionate; they're actually sending you these signals!
1. Aggressive
When your cat makes a gesture like sticking out its butt, it looks like it's preparing to attack. It tenses up its whole body, giving the impression that it's about to pounce on you. If your cat does this, you should get away from it immediately, or you might get attacked.

2. It's time to rest.
Although cats seem active and have endless energy, they actually have their limits. If they get tired, they will often stick their butts out to relax and relieve their muscles.
3. To get your attention
If your cat sticks its butt out in front of you, it might be bored because you haven't paid attention to it for a while. It wants you to play with it and get your attention, so it sticks its butt out in front of you.
4. During estrus, they attract the opposite sex.
If a cat frequently sticks its rear end up during its heat cycle, it's trying to attract a mate. You can tell it's releasing pheromones. If there are no other female cats in the house, and it's facing you, it wants you to help it cope with the discomfort of being in heat.

5. I ate too much.
Sometimes cats' bellies get bloated and round because they sometimes eat too much, leading to indigestion. In this situation, they stick their butt out to relieve discomfort and aid digestion. Pet owners can try giving them some probiotics to help relieve bloating and speed up digestion.
6. Possibly suffering from pancreatitis
If a cat exhibits symptoms such as vomiting and abdominal pain, accompanied by repeatedly sticking its rear end up and looking distressed, it may have pancreatitis.
If your cat is in severe pain when you gently press its abdomen, it is recommended to take it to the vet immediately to check the situation and not delay the best treatment time.