Question

What characteristics of a crow allows it to fly?

• A. Forelimbs modified into wings
• B. Dense bones and feather covered body
• C. Spindle-shaped body
• D. Hollow bones and feather covered body

Answer 1

Answer: (A), (C), (D)

The correct options are
A Forelimbs modified into wings
C Spindle-shaped body
D Hollow bones and feather covered body

Aerial animals are those animals which can fly. In order to fly, these animals have spindle-shaped body, which minimises the air resistance while flying. They are light in weight, have hollow bones, body covered with feathers and their forelimbs are modified into wings.