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Portuguese man-o'-war, also known as the bluebottle, it has no brain and no heart and it cannot see.

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12y ago
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5mo ago

Jellyfish are animals that do not have a brain. They have a simple nervous system that allows them to respond to their environment.

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13y ago

No currently discovered insect has a brain. They have a nerve web that decides what to do/how to react to outside stimuli.

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Q: Animal without a brain
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Related questions

What do you call a animal without a brain?

Since they can't think about anything, they just follow their insinct.


Which animal in the world is the most brainless?

The starfish is the world's most brainless animal. It is literally without a brain and responds to its environment through nervous impulses running through its body. A lizard known as the horn toad is another example of an animal that has no functioning brain.


How could you compare and contrast a cat brain and an animal brain?

A cat is an animal.


Can a person talk without a brain?

a person can not function without a brain so no a person would not be able the talk without a brain the brain is connected to the spinal core with is almost connected to all of the bones in the whole human and animal body the brain in something that you need if something happens to your brain you could die that's why every one wears a helmet when biking and roller blading and other sports that could be dangerous so i would say no a person can not live or talk without a brain.ANS2:Many politicians do.


What is the name of the animal with the largest brain in the world?

The animal with the largest brain in the world is the sperm whale, specifically its brain is the largest of any animal known to have ever existed.


Which water animal has no brain?

Jellyfish. They have 4 hearts and no brain.


Which animal does not have a brain?

Jellyfish


Does animal has brain?

yes.


What animal have no brain?

starfish


Did a chicken live for 6 months without its head?

Well i don't know if it was 6 months or not, but it did live.. how can a animal live without a brain. Hmm.. Google: Mike The Wonder Chicken. :)


How big is the animal brain?

Totally depends on the animal, (a dog's brain is so very much larger than a fly's)


What animal brain is smaller then its skull?

all of them, the brain is inside the skull