Gault
Moult
yes, because when their feathers turn to a dark brown it means they have sheded.
shed
Penguins don't have feathers.
Yes, a male peecock sheds or molts its tail feathers to get bigger ones. Kind of like White tail deer.
shed
the shed their feathers when it is not mating season.
Shed.
Penguins molt their old feathers off.
no
molting: to shed hair, feathers, shell, horns, or an outer layer periodically
They have to shed to grow larger, just like insects and snakes