Is it Safe for Cats to Eat Bugs & Insects?

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Cats will eat all sorts of things, but not all of them are healthy or safe for them.

It is important that you are able to differentiate between these things for the well-being of your pet.

These animals chasse all sorts of insects, but not all of them are safe to east.

Why Does My Cat Chase Bugs?

Cats tend to just chase bugs because of their natural hunting instincts. When these animals see bugs moving around on the floor, they want to catch them. This is a perfectly normal instinct, and it can even be useful to their owners. After all, who likes having bugs in their home?

Certain bugs can provide your cat with a good amount of protein, which they need to stay healthy as a whole. Cats need a very large quantity of protein on a regular basis to survive. Wild cats get this from a variety of animals from mice to different reptiles.

It is very likely that your cat just finds chasing and eating bugs to be a lot of fun as well. These animals need a lot of mental and physical stimulation on a regular basis. This is just one of the ways in which these animals get their needs met.

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Which Bugs are Not Safe for Casts to Eat?

There are certain bugs/insects that are not safe for eats to ingest. This information will help you keep your beloved feline friend safe and healthy.

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Venomous Spiders

There are certain venomous spiders that can pose a real threat to cats, including the Brown Recluse and Black Widow. Both of these spiders are highly venomous and can do some serious damage to the average housecat. They can harm your kitty by either biting them or simply causing a toxic reaction if they are consumed.

Stinging Insects

Most stinging insects, including wasps and bees, are not particularly good for cats to consume. These insects can produce an allergic reaction in your kitty that could be fatal. You should look for signs of such a reaction in your cat, including swelling of the face and difficulty breathing. If you notice any of these signs, you should see a veterinarian right away.


A large centipede could be harmful to your cat. These insects can be extremely venomous, which is not a good thing for unsuspecting pets. While a fatal toxic reaction is fairly uncommon, it is still a possibility. You should try to keep your cat from eating these insects.


When you notice your cat batting its paws at a scorpion, you should get it away from this insect immediately. Your cat could face some serious health problems if it is stung by the scorpion. Some of these insects are more venomous than others, but they can all do quite a bit of damage to the average housecat.

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Dangers of Cats Eating Bugs

There are a number of specific dangers that come with allowing your cat to eat certain bugs. It is important that you are aware of these risks if you have a cat at home.

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It is always possible that your cat could contract certain parasites from the bugs they eat. This can include worms that live in the intestines, which can be very harmful to say the least. Some sites of a parasite infection with cats include vomiting, diarrhea, loss of appetite, and bloody feces.

Toxic Reaction

If your cat eats an insect that is extremely poisonous or venomous, it could have a severe toxic reaction. The severity of the reaction largely depends on the bug in question as well as the age of the cat. Kittens and much older cats are at the most risk for dying from this type of reaction due to their weakened immune system. The more potent the bug’s venom or poison, the more likely your pet is get very sick from eating it.


Cats that eat ticks can develop Lyme disease, which can be very serious if it isn’t treated soon. This particular disease is very dangerous in both humans and animals. If you let your cat outside at all, this is a major concern. Your cat could ingest one of these bugs accidentally or on purpose.


These animals can get bitten and stung by all sorts of bugs, inside or outside. These attacks can hurt your kitty quite a bit, but they aren’t always serious. A cat that is bite by a bug inside their mouth can experience a lot of pain in a very short amount of time.

Should I Let my Cat Eat Bugs?

While cats can definitely serve as effective exterminators, you will need to keep a close eye on which bugs they consume. This makes a huge difference when it comes to the type of reaction they are going to have. 

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The fact is that there are certain bugs that pose more of a threat to your cast’s health than others. You should never let your cat eat any insects that are known for being very poisonous or venomous. This increases the chances of an adverse reaction.


  • Most cats chase bugs due to their natural hunting instinct, though it is likely that they have a lot of fun with doing this as well.
  • A cat can be an effective (and free) exterminator in your home, but certain bugs present more of a danger to it than others.
  • You will want to keep a close eye on your pet whenever it is chasing a bug around your home.
  • Insects that are very venomous, such as the Black Widow spider, can actually be fatal to your cat if ingested.
  • There is also the chance that your cat can get a parasite infection from the bugs they eat, such as stomach worms.
  • If you let your cat outside, you will need to look for common signs of illness on a daily basis. This includes vomiting, diarrhea, lack of appetite, and lethargy.
  • Try to keep your cat from eating any insects that bite or sting as well.