Ruddy Shelduck vs Spotted Sandpiper

Tadorna ferruginea compared with Actitis macularius

Key Differences

• Ruddy Shelduck is Not Evaluated while Spotted Sandpiper is Least Concern.

Taxonomic Classification

Rank	Ruddy Shelduck	Spotted Sandpiper
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Charadriiformes (Charadriiformes)
Family	Anatidae	Scolopacidae
Genus	Tadorna	Actitis
Species	Tadorna ferruginea	Actitis macularius

Evolutionary Relationship

Ruddy Shelduck and Spotted Sandpiper share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Ruddy Shelduck

NE — Not Evaluated

Spotted Sandpiper

LC — Least Concern

Physical Characteristics

Attribute	Ruddy Shelduck	Spotted Sandpiper
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ruddy Shelduck

Habitat

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

Range

Widely distributed across Asia (Israel, Taiwan), Europe (19 countries), and North America (United States).

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).

Ruddy Shelduck

Ruddy Shelduck (Tadorna ferruginea) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

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.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States