- It specialises in feeding on earthworms and insects that it finds in the leaf litter.
The Malagasy mongoose primarily consumes insects, centipedes, frogs, lizards, and small mammals, occasionally catching fish or eating fruit; the species gathers and hunts prey both on land and in water using an active hunting strategy. Its diet includes beetles, butterflies, flies, Hymenoptera, bedbugs, Orthoptera, dragonflies, stoneflies, and lacewings. The daily food requirement ranges from 60 grams to 120 grams.