Brown-reticulate stingray vs koala

Neotrygon leylandi compared with Phascolarctos cinereus

Key Differences

• Brown-reticulate stingray is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Brown-reticulate stingray	koala
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Diprotodontia (Marsupials)
Family	Dasyatidae	Phascolarctidae (Koalas)
Genus	Neotrygon	Phascolarctos (Koalas)
Species	Neotrygon leylandi	Phascolarctos cinereus

Evolutionary Relationship

Brown-reticulate stingray and koala share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown-reticulate stingray

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Brown-reticulate stingray	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Brown-reticulate stingray

koala

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

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

Brown-reticulate stingray

The Brown-reticulate Stingray (Neotrygon leylandi) is a species in the genus Neotrygon. It is currently classified as Least Concern on the IUCN Red List. As a member of the Neotrygon genus, this species contributes to biodiversity in its native range.

koala

Iconic marsupial of eastern and southeastern Australia, koalas weigh up to 15 kg and spend up to 22 hours daily sleeping to conserve energy from their low-calorie eucalyptus leaf diet. Highly specialized to process toxic eucalyptus compounds that would kill most other mammals, they have gut microbiomes uniquely adapted for detoxification. Listed as Endangered in 2022, with populations decimated by chlamydia disease, habitat clearing, and climate change.