Arctic Tern vs White-cheeked Tern

In short

The Arctic Tern and White-cheeked Tern can be distinguished by their tail length and plumage details. Arctic Terns have notably longer tail streamers and a more uniform grey body, while White-cheeked Terns show a distinctive white cheek patch and shorter tail streamers.

Identification tips

1. Look for the tail length: Arctic Terns have longer tail streamers. 2. Check for the white cheek patch: present in White-cheeked Terns. 3. Observe the cap: more extensive in Arctic Terns. 4. Consider the geographic location: Arctic Terns are found in colder regions, while White-cheeked Terns are more tropical.

Size

Both species are similar in size, but the Arctic Tern may appear slightly more elongated due to its longer tail streamers.

Plumage

Arctic Terns have a more uniform grey body and longer tail streamers. White-cheeked Terns have a white cheek patch and shorter tail streamers. Both have a black cap, but the Arctic Tern's is more extensive.

Behaviour

Both species exhibit similar flight patterns typical of terns, but Arctic Terns are known for their long migratory journeys.

Habitat

Arctic Terns breed in the Arctic and sub-Arctic regions, often seen in coastal areas during migration. White-cheeked Terns are typically found in coastal and marine environments in the Indian Ocean and adjacent seas.

Voice

Vocalizations are not the most reliable distinguishing feature, but Arctic Terns have a higher-pitched call compared to the White-cheeked Tern.