Assertion: kangaroo rat's hind leg | /r/HasProperty | up to six to seven feet
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Source sentences:
text: Hind legs, typically four times longer than forelegs, designed for prodigious leaps--up to six to seven feet in height and perhaps ten feet in length; hind feet, large, with central bones fused for added strength and support in leaping; toes, four (Asiatic jerboas) or three (African jerboas); digits and soles, equipped with hair tufts to enhance mobility -- something like snow shoes -- in loose sand; forelegs, small, arm-like with forepaws designed for digging burrows and handling food.