Which one of the following indicate reptilian ancestry of birds?
Biology · NEET · NTA Exams — Animal Kingdom
Which one of the following indicate reptilian ancestry of birds?
- scales on their hind limbs
- four chambered heart
- two special chambers, i.e. crop and gizzard, in their digestive tract
- eggs with a calcareous shell
Answer
(A) scales on their hind limbs
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