Malayan penguin, identical in plumage with English, i. 280;

characters of the breeds of, i. 281-284;

eggs of, i. 281;

effects of use and disuse in, i. 284-286, ii. [298];

feral, in Norfolk, i. 190;

Aylesbury, inheritance of early hatching by, ii. [25];

reversion in, produced by crossing, ii. [40];

wildness of half-bred wild, ii. [45];

hybrids of, with the musk duck, ii. [45]-[46];

assumption of male plumage by, ii. [51];