Spotted Sandpiper vs Taiwan spurdog

Actitis macularius compared with Squalus formosus

Key Differences

• Spotted Sandpiper is Least Concern while Taiwan spurdog is Endangered.

Taxonomic Classification

Rank	Spotted Sandpiper	Taiwan spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Elasmobranchii
Order	Charadriiformes (Charadriiformes)	Squaliformes (Squaliformes)
Family	Scolopacidae	Squalidae
Genus	Actitis	Squalus
Species	Actitis macularius	Squalus formosus

Evolutionary Relationship

Spotted Sandpiper and Taiwan spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Spotted Sandpiper

LC — Least Concern

Taiwan spurdog

EN — Endangered

Physical Characteristics

Attribute	Spotted Sandpiper	Taiwan spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Spotted Sandpiper

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Taiwan spurdog

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Spotted Sandpiper

Spotted Sandpiper (Actitis macularius) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.