Bengal whipray vs koala

Brevitrygon imbricata compared with Phascolarctos cinereus

Taxonomic Classification

Rank	Bengal whipray	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	Brevitrygon	Phascolarctos (Koalas)
Species	Brevitrygon imbricata	Phascolarctos cinereus

Evolutionary Relationship

Bengal whipray and koala share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bengal whipray

VU — Vulnerable

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bengal whipray	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Bengal whipray

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.

Bengal whipray

The Bengal whipray (Brevitrygon imbricata) is a species in the genus Brevitrygon. It is currently classified as Vulnerable on the IUCN Red List.

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.