My neutered dog just started humping. Is this normal behavior?

Humping is not only a sexual behavior, it can also be a dominance behavior, a stress response, etc. Any new changes lately - new pet in the home, any major changes in his routine or in the house? I suggest you refer to this article for more information. Hope this helps. ( https://www.aspca.org/pet-care/dog-care/common-dog-behavior-issues/mounting-and-masturbation )

This is not a sexual behavior, but likely a response to stress, anxiety or to assert his dominance. Correct the behavior immediately when you see it. Remove him from the dog with a stern "No" and offer a toy or task to distract him. Praise and reward him when he complies. If he persists, separate him until he settles down. Be firm and be consistent.

This could be a dominance behavior or may be due to an abnormal production of hormones such as cushings disease. I recommend a full vet check and bloods especially if there are any additional symptoms such as altered appetite and or coat changes

Oliver is masturbating, which is a normal behavior in dogs. Even though he's neutered, he's likely continuing the behavior because he has learned that it feels good. If this behavior bothers you, I recommend trying to distract him from doing it. It's best to get his attention before he starts masturbating. If you see him starting to act like he is going to masturbate, throw him a toy, start playing with him, or ask him to perform an obedience skill (i.e. sit, stay, etc.).

Has anything changed in the household? New people? New pets? Babies who started crawling/walking? Construction? Guests? Change of furniture? Changed schedules of routine? Etc.. Sometimes when there is some type of change it can strike up this behavior because they are anxious and trying to figure out what to do with themselves. They can also do it if they are trying to portray dominance. You can tell him "no" and take his toy away. If there is a particular toy that he likes to hump, I would get rid of it. You can also give him a calming chew like composure and a calming collar like adaptil. I hope this helps!

I wouldn't be alarmed by this as it is likely a behavioral problem. Mounting, thrusting and / or masturbation in dogs is a normal behavior. However, excessive amounts of this can be problematic and may need to be addressed by a behaviorist. An occasional episode of humping should not be a cause for concern and neutering does not always fix this 100% of the time. If it becomes excessive, I would research a behaviorist in your area and schedule a consultation. Please feel free to contact me if you have any further questions / concerns

Humping is not only a sexual behavior but it also a dominance behavior. It is most likely that she is trying to assert her dominance over the other dogs. This is a link to an article that may answer more of your questions: https://www.whole-dog-journal.com/issues/7_3/features/Mounting-and-Dominance_5615-1.html My recommendation is to get an in-home professional dog trainer to help you. Trying to correct this behavior can be dangerous if you don't know what you are doing. Hope this helps. Best wishes.