5
 r
 What keeps water from reaching a ducks skin?
 ter
 ind
 OA
 the strength of its wings that let it fy az
 B.
 the lack of combs or wattles on its head
 Teat
 О с.
 the oily down on its breast
 0
 D.
 the limited time the duck spends in water
 its
 I is
 ners.
 en,
 NER
 along