Olive-gray Thomasomys vs Pear-tree Pigmy

Thomasomys cinereus compared with Stigmella pyri

Key Differences

• Olive-gray Thomasomys is Least Concern while Pear-tree Pigmy is Endangered.

Taxonomic Classification

Rank	Olive-gray Thomasomys	Pear-tree Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Nepticulidae
Genus	Thomasomys	Stigmella
Species	Thomasomys cinereus	Stigmella pyri

Evolutionary Relationship

Olive-gray Thomasomys and Pear-tree Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Olive-gray Thomasomys

LC — Least Concern

Pear-tree Pigmy

EN — Endangered

Physical Characteristics

Attribute	Olive-gray Thomasomys	Pear-tree Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Pear-tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.