Bridled Tern vs gray wolf

Onychoprion anaethetus compared with Canis lupus

Key Differences

• Bridled Tern is Least Concern while gray wolf is Critically Endangered.

Taxonomic Classification

Rank	Bridled Tern	gray wolf
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (burung)	Mammalia (mamalia)
Order	Charadriiformes (Charadriiformes)	Carnivora (Carnivorans)
Family	Laridae	Canidae (Dogs & Wolves)
Genus	Onychoprion	Canis (Dogs & Wolves)
Species	Onychoprion anaethetus	Canis lupus

Evolutionary Relationship

Bridled Tern and gray wolf share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bridled Tern

LC — Least Concern

gray wolf

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

Physical Characteristics

Attribute	Bridled Tern	gray wolf
Diet	—	Carnivore
Average Lifespan	—	13 years
Average Length	—	1.6 m
Average Weight	—	45.0 kg

Habitat & Geographic Range

Bridled Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Ecuador, Venezuela).

gray wolf

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 13 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Seychelles), Asia (Japan), Europe (5 countries), North America (7 countries), Oceania and the Pacific (Marshall Islands, Vanuatu), and South America (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bridled Tern

The Bridled Tern (Onychoprion anaethetus) is a species in the genus Onychoprion. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

gray wolf

The most widely distributed wild canid, gray wolves range from North America across Eurasia in diverse habitats including tundra, forests, and grasslands. Highly social animals living in family packs led by a dominant breeding pair. As keystone predators, wolves regulate prey populations and profoundly shape ecosystem structure, as demonstrated by their reintroduction in Yellowstone. Once heavily persecuted, populations are recovering in many regions.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇸🇪 Sweden