Panda Gigante vs common pygmy woodlouse

Ailuropoda melanoleuca compared with Trichoniscus pusillus

Key Differences

• Panda Gigante is Vulnerable while common pygmy woodlouse is Least Concern.

Taxonomic Classification

Rank	Panda Gigante	common pygmy woodlouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Arthropoda (artrópodos)
Class	Mammalia (mamíferos)	Malacostraca (Crustaceans)
Order	Carnivora (carnívoros)	Isopoda (Isopoda)
Family	Ursidae (Bears)	Trichoniscidae
Genus	Ailuropoda (Giant Pandas)	Trichoniscus
Species	Ailuropoda melanoleuca	Trichoniscus pusillus

Evolutionary Relationship

Panda Gigante and common pygmy woodlouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Panda Gigante

VU — Vulnerable

Population: ~1.9K

Trend: Increasing ↑

common pygmy woodlouse

LC — Least Concern

Physical Characteristics

Attribute	Panda Gigante	common pygmy woodlouse
Diet	Herbivore	—
Average Lifespan	20 years	—
Average Length	1.5 m	—
Average Weight	100.0 kg	—

Habitat & Geographic Range

Panda Gigante

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in China. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

common pygmy woodlouse

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Panda Gigante

El panda gigante (Ailuropoda melanoleuca) es un animal emblemático de China, célebre por su pelaje blanco y negro y su dieta basada casi exclusivamente en bambú. Su estado de conservación es vulnerable (VU), es el animal bandera de la conservación internacional de la vida silvestre, y su población ha experimentado cierta recuperación en los últimos años.

common pygmy woodlouse

The Common Pygmy Woodlouse, <em>Trichoniscus pusillus</em>, is a small terrestrial isopod crustacean in the family Trichoniscidae, widely distributed across Europe and introduced to North America, with records from Denmark, Norway, Portugal, Sweden, and the United States. It is one of the most abundant and widespread woodlice in temperate regions, typically found in moist, dark microhabitats including under stones, logs, leaf litter, bark, and in soil crevices in gardens, woodlands, and grasslands. <em>Trichoniscus pusillus</em> is a very small species, measuring only a few millimeters in length, with a reddish-brown to pale pink coloration and a smooth, slightly convex body. Unlike many larger woodlice, it does not roll into a ball when disturbed. The species plays an important role in decomposition and nutrient cycling, fragmenting decaying plant material and facilitating microbial breakdown. It is parthenogenetic in many parts of its range, with all-female populations reproducing without males. The species is assessed as Least Concern on the IUCN Red List given its abundance and widespread distribution. Biological traits such as average lifespan, body size, and specific dietary preferences remain poorly documented for this species.