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Evolution tends to provide animals with all the brain they need. Those which eat plants tend to have small brains because not that much brainpower is needed to capture a plant. Predators tend to have proportionately larger brains because hunting animals is more complex activity.
Stegosaurus had a brain about the size of a walnut, while Tyrannosaurus' brian was actually bigger than a human's (though much of it was devoted to analyzing odors, not composing poems or working math problems).
What else can I help you with?
Does a pickle make your brain smaller?
If you eat a big pickle it will make your brain big if you eat a small one it will make your brain small.
How big is the Trondon's brain?
small
How big is Jason Nobles brain?
Small.
Is a dogs brain small or big?
Huge
Do primates have small brains?
no they don't. there brain is as big as ours:)
How big is a seagulls brain?
A seagull has a surprisingly small brain, given the intelligent survival skills it has. Its brain is roughly the size of a pea.
How big is a dogs brain?
very very very small but they are clever or are they?
How big is an octopus brain?
Very small. The rest is ink and fat I don't believe that is a sufficient answer... an octopus's brain is proportional to many small mammals. such as a small bird, of the cavity is proportional, then its safe to safe the brain size would be too.
If turtles have small brain or big brains?
All things are relative. Compared to an earthworm, turtles have big brains. Compared to a dog, turtles have small brains.
How big is a chicken's brain?
Average chicken brain is about the size of a mans thumb nail. Not big but sufficient for the chickens needs.
How big is a blue whales brain?
A blue whale's brain is about the size of a small car and can weigh up to 15 pounds. It is the largest brain of any animal on Earth.
How big are earthworms brain?
Earthworms have a very simple nervous system and their brain is not as structured or centralized as in other organisms. Their brain is made up of a series of ganglia, small clusters of nerve cells, which are located throughout their body. Overall, the earthworm's brain is very small in size.
