Answer:
I really don't know I'm sorry dude but I needs the points
<span>Three anatomical features that birds share with their theropod ancestors are:
</span><span>1. they had light, hollow bones
</span>2. they rearranged hip and leg muscles because this of <span>improved bipedal movement
</span>3. they had their flight oriented with the use of wings for balance
Store energy, provide metabolic fuel and help in digestion
Answer:
Adaptation is process which runs parallel to an evolution