Question 4: The Australian White Ibis (Threskiornis
molucca) is a wading ________ of
the ibis family Threskiornithidae, also known as the
"Sheep bird".
Question 7: There is some ________ in size, as the slightly heavier male weighs
1.7–2.5 kg
(3.7-5.5 lb)
compared to the 1.4–1.9 kg (3.1–4.2 lb) female.