Chalarm hang-daab vs Bridge Roller

Alopias pelagicus compared with Ancylis uncella

Key Differences

• Chalarm hang-daab is Endangered while Bridge Roller is Least Concern.

Taxonomic Classification

Rank	Chalarm hang-daab	Bridge Roller
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Arthropoda (สัตว์ขาปล้อง)
Class	Chondrichthyes (ปลากระดูกอ่อน)	Insecta (แมลง)
Order	Lamniformes (อันดับปลาฉลามขาว)	Lepidoptera (ผีเสื้อ)
Family	Alopiidae	Tortricidae
Genus	Alopias	Ancylis
Species	Alopias pelagicus	Ancylis uncella

Evolutionary Relationship

Chalarm hang-daab and Bridge Roller share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Chalarm hang-daab

EN — Endangered

Bridge Roller

LC — Least Concern

Physical Characteristics

Attribute	Chalarm hang-daab	Bridge Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chalarm hang-daab

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Chalarm hang-daab

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.