“…Regeneration may occur in the olfactory tract of carp (Westerman, 1965), but Bernstein (1967) found that following bilateral or unilateral removal of the goldfish telencephalon, no regeneration appeared in brains examined up to 2 years later. Even small transections or stab wounds resulted in only columnar epithelium and some glial cells being formed; there was no true new nervous tissue.…”