Neotropical otter vs Rufous-headed Pygmy-Tyrant

Lontra longicaudis compared with Pseudotriccus ruficeps

Key Differences

• Neotropical otter is Data Deficient while Rufous-headed Pygmy-Tyrant is Least Concern.

Taxonomic Classification

Rank	Neotropical otter	Rufous-headed Pygmy-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Passeriformes (Songbirds)
Family	Mustelidae (Weasels & Otters)	Tyrannidae
Genus	Lontra	Pseudotriccus
Species	Lontra longicaudis	Pseudotriccus ruficeps

Evolutionary Relationship

Neotropical otter and Rufous-headed Pygmy-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Neotropical otter

DD — Data Deficient

Rufous-headed Pygmy-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Neotropical otter	Rufous-headed Pygmy-Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Rufous-headed Pygmy-Tyrant

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway.

Rufous-headed Pygmy-Tyrant

Rufous-headed Pygmy-Tyrant (Pseudotriccus ruficeps) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador