feathers.
No they have feathers.
no
No, they don't have feathers on the tongue.
Most people believe that birds waterproof their feathers by the oil located on their backs but that is not how they waterproof it. The interlocking hooks and barbules on feathers is what makes a bird waterproof and not all bird are waterproof. -Kynlee Bird Expert
Well all toucans have an unusually sized eyes and or buttocks. Not to mention their undersized armpit feathers.
Toucans are mostly covered with feathers, but underneath that is skin.
yesv thet do cause of the seasons change
Their feathers are semi waterproof.
The feathers are not water proof because it is only there blubber wich keeps them warm
Yes, penguins have waterproof skin. Their feathers are coated with a special oil that helps repel water and keep them dry while swimming in cold oceans. This adaptation helps them stay warm and buoyant in the water.
depends how they are bread some are