Hildegarde's zelotomys lives in African grasslands. It is partly active by day, mainly eats insects, and gives high-pitched whistles.
The original description gives a dark olive-gray back flecked with black, pale buff sides, and a gray underside. The feet are whitish, and the tail is gray-brown above and pale below.
It mainly eats insects and is active during part of the day. The ITIS species record says it gives high-pitched whistles and inhabits tall grassland.
An extinction-risk assessment has not been added yet.