Obviously something your not eating because there Is no such word as "cleverer". Dunno, probably omega 3.
One of the most obvious differences is the size and complexity of the human brain compared to that of a fish. Human brains are larger and have more developed areas associated with higher cognitive functions such as problem-solving, planning, and decision-making. Fish brains are generally smaller and less complex, with a focus on basic survival functions.
iron
The weight of a fish brain varies by the species of fish. In general the weight of a fish brain is equal to 1 percent of their body weight.
they use the brain
The weight of a fish brain varies by the species of fish. In general the weight of a fish brain is equal to 1 percent of their body weight.
a star fish
Omega 3
yes, every fish has a brain
A fish brain's function is to perform functions to keep the fish alive and moving just like any brain.
jellyfish
fish
A human cannot change into a fish