Answer:
streamlined body for rapid and smooth movement.
covering of fathers for insulation.
forelimbs modified into wings and hind limbs used for walking,perching and swimming.
presence of pneumatic bones to reduse weight.
the modifications that are observed in birds that help them fly are
(i) Streamlined body
(ii) Covering of feather
iii) Hollow bones
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Answers & Comments
Answer:
streamlined body for rapid and smooth movement.
covering of fathers for insulation.
forelimbs modified into wings and hind limbs used for walking,perching and swimming.
presence of pneumatic bones to reduse weight.
Answer:
the modifications that are observed in birds that help them fly are
(i) Streamlined body
(ii) Covering of feather
iii) Hollow bones