Which anatomical feature in Rana tigrina distinguishes the hind limbs from the forelimbs in terms of digit count and musculature?
1. Hind limbs end in four digits, forelimbs in five digits
2. Hind limbs end in five digits, forelimbs in four digits
3. Hind limbs are smaller and less muscular than forelimbs
4. Forelimbs end in five digits, hind limbs in four digits
Subtopic:  Frogs |
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