
The Living World 8th Edition by George Johnson
Edition 8ISBN: 978-0078024214
The Living World 8th Edition by George Johnson
Edition 8ISBN: 978-0078024214 Exercise 8
Characteristics that evolved in birds to allow for flight include
A) reptilian-like scales on the legs.
B) a hard-shelled amniotic egg.
C) internal fertilization.
D) thin, hollow bones in the skeleton.
A) reptilian-like scales on the legs.
B) a hard-shelled amniotic egg.
C) internal fertilization.
D) thin, hollow bones in the skeleton.
Explanation
The hard shell of the bird's egg protect...
The Living World 8th Edition by George Johnson
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