Assertion: red kangaroo | /r/CapableOf | use less energy
Facets:
value: at 10.1 km/hr
type: TEMPORAL
Source sentences:
text: Although at low speeds kangaroos expend more energy than do quadrupeds of the same size, the red kangaroo (M. rufus) actually uses less energy at 10.1 km/hr than at 6.5 and less still at higher speeds.