105k views
2 votes
Justify why does a bird flap its wing to fly higher??​

User Cary
by
5.6k points

1 Answer

5 votes

Answer:

they use thermals and air currents to glide.

Step-by-step explanation:

when they flap higher they use thermals and air currents because flapping takes a lot of fuel,energy

User Anand Sudhanaboina
by
6.0k points