Alexander's Swift vs Chalarm Thao

Apus alexandri compared with Carcharhinus falciformis

Key Differences

• Alexander's Swift is Least Concern while Chalarm Thao is Vulnerable.

Taxonomic Classification

Rank	Alexander's Swift	Chalarm Thao
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Aves (นก)	Chondrichthyes (ปลากระดูกอ่อน)
Order	Apodiformes (Apodiformes)	Carcharhiniformes (อันดับปลาฉลามครีบดำ)
Family	Apodidae	Carcharhinidae
Genus	Apus	Carcharhinus
Species	Apus alexandri	Carcharhinus falciformis

Evolutionary Relationship

Alexander's Swift and Chalarm Thao share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Alexander's Swift

LC — Least Concern

Chalarm Thao

VU — Vulnerable

Physical Characteristics

Attribute	Alexander's Swift	Chalarm Thao
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alexander's Swift

Habitat

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

Range

Found in Norway.

Chalarm Thao

Habitat

Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Algeria, Taiwan, Tunisia, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Alexander's Swift

The Alexander's Swift (Apus alexandri) is a species in the genus Apus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.