Neotropical otter vs Ridge Tail Salamander

Lontra longicaudis compared with Pseudoeurycea obesa

Key Differences

• Neotropical otter is Data Deficient while Ridge Tail Salamander is Critically Endangered.

Taxonomic Classification

Rank	Neotropical otter	Ridge Tail Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Carnivora (Carnivorans)	Caudata (Caudata)
Family	Mustelidae (Weasels & Otters)	Plethodontidae
Genus	Lontra	Pseudoeurycea
Species	Lontra longicaudis	Pseudoeurycea obesa

Evolutionary Relationship

Neotropical otter and Ridge Tail Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Neotropical otter

DD — Data Deficient

Ridge Tail Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Neotropical otter	Ridge Tail Salamander
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.

Ridge Tail Salamander

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

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