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Table 1 Hindlimb muscle morphometric data geometrically scaled for a jerboa of mass 62.72g

From: Vertical leaping mechanics of the Lesser Egyptian Jerboa reveal specialization for maneuverability rather than elastic energy storage

Muscle Mass Fiber length Pennation angle MTP arm Ankle arm Knee arm Hip arm
Plantaris 0.10 7.10 8 1.15 4.52 1.96 -
Digital Flexors 0.06 7.25 15 1.08 1.58 - -
Medial Gastroc 0.20 4.39 15 - 4.52 2.02 -
Lateral Gastroc 0.22 5.15 18 - 4.52 2.02 -
Soleus 0.02 7.16 5 - 4.47 - -
Rectus Femoris 0.18 9.35 16 - - 3.33 5.75
Vastus Lateralis 0.43 13.21 11 - - 3.33 -
Vastus Medialis 0.13 9.98 10 - - 3.33 -
Vastus Intermedius 0.02 5.30 5 - - 3.33 -
Biceps Femoris 0.87 32.26 10 - - - 5.79
Gluteus Medius 0.19 11.23 0 - - - 3.42
Gluteus Medialis 0.02 6.65 0 - - - 3.42
Gluteus Minimus 0.06 8.63 0 - - - 3.42
Adductor Magnus 0.56 23.01 3 - - - 10.52
Semitendinosus 0.07 23.46 3 - - - 11.32
  1. Muscle masses are shown in grams, fiber length and moment arms are shown in millimeters, and muscle pennation angles are shown in degrees