Onca vs Niceforo Maria’s Oldfield Mouse

Panthera onca compared with Thomasomys nicefori

Key Differences

Onca is Near Threatened while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Onca	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Carnivora (carnívoros)	Rodentia (Roedores)
Family	Felidae (Cats)	Cricetidae
Genus	Panthera (Big Cats)	Thomasomys
Species	Panthera onca	Thomasomys nicefori

Evolutionary Relationship

Onca and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Class level: Mammalia. (mamíferos)

View Class: Mammalia

Conservation Status

Onca

NT — Near Threatened

Population: ~64.0K

Trend: Decreasing ↓

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Onca	Niceforo Maria’s Oldfield Mouse
Diet	Carnivore	—
Average Lifespan	15 years	—
Average Length	1.9 m	—
Average Weight	100.0 kg	—

Habitat & Geographic Range

Onca

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Onca

O maior felino das Américas, atingindo até 100 kg com corpo robusto e musculoso e pelagem com padrão de rosetas característico. Encontrado do México até a América do Sul, com populações mais expressivas na Amazônia e no Pantanal. Nadadores poderosos e predadores de topo, os jaguares desempenham papel fundamental na regulação das populações de presas. Classificado como Quase Ameaçado, com sua área de ocorrência diminuindo devido ao desmatamento.