The first FBMN migrating on each side of the hindbrain often travels ahead of the following FBMNs .
The first FBMN migrating on each side of the hindbrain often seems to send out more and longer projections into the neuroepithelial environment .
The first FBMN migrating on each side of the hindbrain often travels ahead of the following FBMNs and seems to send out more and longer projections into the neuroepithelial environment .