Sri Lanka Rusty-Spotted Cat (Felis Rubiginosa Phillipsi)
Rusty-Spotted Cat (Prionailurus rubiginosus)
The Rusty-spotted Cat (Prionailurus rubiginosus), known locally as Kola-Diviya (කොළ දිවියා) in Sinhala and Kadu-Poona (காட்டுப் பூனை) in Tamil, holds the title of Asia's smallest wild feline. Endemic at the subspecies level to Sri Lanka (Prionailurus rubiginosus phillipsi), this elusive mammal is a nocturnal predator inhabiting forests, scrublands, and rural thickets across the island.
Species Classification & Local Terminology
| Attribute | Detail |
| Scientific Name | Prionailurus rubiginosus |
| Subspecies (Sri Lanka) | Prionailurus rubiginosus phillipsi |
| Sinhala Name | කොළ දිවියා (Kola-Diviya) |
| Tamil Name | காட்டுப் பூனை (Kadu-Poona / Kāttu Pūnei) |
| Family | Felidae |
| Head-and-Body Length | 38–46 cm |
| Legal Status | Strictly protected under Schedule II of Sri Lanka's Fauna and Flora Protection Ordinance |
Physical Characteristics
Size & Weight: Slightly smaller than a standard domestic cat, adults measure between 38 and 46 cm in head-and-body length, with a bushy tail about half its body length. Males display mild sexual dimorphism, growing noticeably larger than females.
Pelage: The coat is soft, dense, and smooth. Its upper fur displays a reddish-grey to russet hue overlaid with faint rusty-brown spots, while four dark facial lines run over the eyes and onto the neck. The chin, throat, and belly are pale white marked with dark bars and spots.
Sensory Adaptations: The cat possesses large eyes, exceptional low-light vision, sharp auditory perception, and an acute sense of smell designed for nocturnal hunting.
Habitat & Distribution
Island Range: Distributed in small numbers throughout Sri Lanka, ranging from the dry-zone scrublands to wet lowland rainforests and high-altitude montane environments (such as Horton Plains).
Ecosystem Preference: Favors dense jungle foliage, thick scrub, and rocky terrain that provide ample natural cover.
Behavioral Dynamics & Prey
Circadian Rhythm: Primarily nocturnal, spending daytime hours sleeping or lying up in tree hollows, rock crevices, or thick vegetative cover.
Social Structure: Highly solitary and territorial.
Arboreal Tendencies: Adapt at climbing trees to escape larger predators or rest, though the majority of active foraging takes place on the ground.
Diet: Carnivorous hunter preying mostly on small birds, rodents, lizards, frogs, and large insects.
Breeding & Offspring Development
Denning Sites: Pregnant females select well-concealed, dry recesses—such as rock caves, hollow tree trunks, or dense bushes—to give birth safely.
Litter Size: Females typically give birth to 2 or 3 kittens.
Initial Growth: Newborns are born with their eyes closed and rely entirely on maternal care and protection during their initial weeks of development.
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