Ground

Pokedex Entry

Geomyces humilis is a small, subterranean mammal adapted for life just beneath the soil surface. Typically dwelling around 1 meter underground, this species has evolved a streamlined, cylindrical body shape ideal for burrowing through loose earth. Its highly sensitive nasal tissues and reduced visual capacity suggest a reliance on tactile and olfactory cues to navigate and forage. Diglett plays a pivotal ecological role in soil aeration and nutrient mixing, feeding primarily on plant roots and soil invertebrates. Despite its agricultural benefits, it can be seen as a pest in monoculture crops due to its root-chewing behavior. Its thin epidermal layer is highly photosensitive; prolonged exposure to direct sunlight causes thermal stress and dehydration. Diglett is known to surface only during dawn, dusk, or under full cloud cover. Its movement leaves behind a visible series of raised earth mounds, which are used by researchers to track subterranean patterns. The species contributes significantly to the maintenance of soil health and has even been integrated into regenerative farming practices in some rural areas.

Alolan Diglett

Scientific Name

Geomyces ferronatus

Types

Ground

Steel

Pokedex Entry

Geomyces ferronatus is a volcanic soil-adapted subspecies of diglett distinguished by the presence of hardened metallic vibrissae, or whisker-like sensory appendages, that protrude from its scalp. These golden, iron-rich hairs function as mechanoreceptors, detecting microseismic vibrations in the earth to monitor environmental shifts and nearby fauna. The species inhabits volcanic slopes and basaltic fields, where iron-rich soils and frequent geologic activity have driven both behavioral and physiological divergence. The whiskers also appear to serve a communicative function, subtly shifting in position based on the individual’s mood or proximity to conspecifics, suggesting a complex form of non-vocal communication. Due to the density and abrasiveness of volcanic substrata, alolan digletts have developed reinforced phalanges and stronger muscular coordination, enabling them to bore through igneous rock with surprising efficiency. Rarely seen above ground, this reclusive animal plays a key role in volcanic soil regeneration and iron cycling in its native ecosystems.