herit

Offspring trials for heritability of maze learning. Block of 2 x 2 crosses (block), replicate 2 x 2 crosses within blocks (rep), female id within blocks (dam), male id within blocks (sire), number of eggs fertilised (eggs), mean length of eggs in clutch (mm) (length), age of juveniles when tested in maze trials (d) (age), mean standard length of juveniles when tested (mm) (sl), colour of maze test chamber (red = 1, blue = 2) (color), number of erros in maze trials (err)