<Table> <Tr> <Th_colspan="2"> Brain </Th> </Tr> <Tr> <Td_colspan="2"> A chimpanzee brain </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Th> MeSH </Th> <Td> D001921 </Td> </Tr> <Tr> <Th> NeuroNames </Th> <Td> 21 </Td> </Tr> <Tr> <Th> TA </Th> <Td> A14. 1.03. 001 </Td> </Tr> <Tr> <Th> FMA </Th> <Td> 50801 </Td> </Tr> <Tr> <Td_colspan="2"> Anatomical terminology (edit on Wikidata) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Brain </Th> </Tr> <Tr> <Td_colspan="2"> A chimpanzee brain </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr>

The most obvious difference between the human brain and the brain of a fish would be in the