| growth and development of heather voles. | data on growth and development are presented for eight litters of captive-born phenacomys intermedius. neonates from litters of four averaged 2.26 g at birth, significantly heavier than neonates from litters of five (1.96 g). weights on day one showed a statistically significant decrease of 0.20 g per increase in litter size of one neonate. in general, large litters had lower growth rates. growth of phenacomys intermedius can be described by the equation y = 1.17 + 0.62 x and the geometric growt ... | 1983 | 6365697 |