Signs of a folded-eared male cat in estrus:

1. Irritated. Fold-eared male cats will become very restless during the estrus period, do not like the owner's touch, and may even tease their own owners.

2. Always want to escape. Fold-eared male cats always want to run outside during the estrus period, and may also become reluctant to eat.

3. Spray urine everywhere. Fold-eared male cats will mark their signs with urine in every corner of the house when they are in heat.

4. There is a straddling action. Fold-eared cats will make straddling movements on stuffed toys, pillows, etc. when in heat.

What a female cat with folded ears looks like when she is in heat:

1. She likes to cling to people. Fold-eared female cats will become very clingy during the estrus period, always rubbing against the owner's legs.

2. Swelling of genitals. The vagina of a female cat with folded ears will become swollen during estrus, and she will lick it frequently.

3. Raise your butt. Fold-eared female cats will often raise their buttocks at their owners when they are in heat, asking for help from their owners.

4. Howl. Fold-eared female cats will howl like a baby when in heat, especially at night.