Question

what are the modifications that are observed in birds that help them fly?​

Answer 1

Answer:

1. Light weight
2. streamlined body
3. hollow bones
4. feathers/ wings
5. large chest muscles to help in moving wings

hope it would help you :)

Answer 2

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$\underline\color{Green}{MODIFICATION}$

THESE ARE THINGS THAT OBSERVED IN BIRDS THAT HELP THEM TO FLY

(i) Covering of feathers for insulation

(ii)Covering of feathers for insulation( Forelimbs modified into wings and hind limbs used for walking, perching, and swimming

(iii)Forelimbs modified into wings and hind limbs used for walking, perching, and swimming Presence of pneumatic bones to reduce weight

(iv) Presence of pneumatic bones to reduce weight Presence of additional air sacs to supplement respiration

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