Which type of feather disintegrates as it grows,releasing a talc-like substance to waterproof the feathers?
A)Altricial feathers
B)Powder-down feathers
C)Filoplume feathers
D)Down feathers
E)Flight feathers

Question

Quizplus · Accepted Answer

Powder-down feathers disintegrate as they grow, releasing a talc-like substance that helps to waterproof the feathers. This type of feather is found in some species of birds, such as herons and egrets.

Which Type of Feather Disintegrates as It Grows,releasing a Talc-Like