Lesser Crested Tern vs Chinese Crested Tern

In short

The Lesser Crested Tern and Chinese Crested Tern are similar in appearance, but can be distinguished by their bill color and breeding range. The Lesser Crested Tern typically has an orange bill, while the Chinese Crested Tern has a yellowish bill with a black tip. Both species have similar plumage, but their breeding habitats differ significantly.

Identification tips

1. Bill color: Look for an orange bill on the Lesser Crested Tern versus a yellowish bill with a black tip on the Chinese Crested Tern. 2. Breeding range: Consider the location; Chinese Crested Terns are found in specific areas in China, while Lesser Crested Terns have a broader range. 3. Plumage details: Check for any black tip on the bill, which is more pronounced in Chinese Crested Terns.

Size

Both species are similar in size, typical of medium-sized terns.

Plumage

Both species have a similar overall plumage with grey upperparts and white underparts. However, the Chinese Crested Tern often shows a more pronounced black tip on the bill.

Behaviour

Both species exhibit typical tern behavior, including plunge diving for fish. No significant behavioral differences are noted.

Habitat

Lesser Crested Terns are more widespread, found in coastal regions and islands in the Indian Ocean and parts of the Mediterranean. Chinese Crested Terns are more restricted, breeding on a few islands off the coast of China and wintering in Southeast Asia.

Voice

Both species have similar calls, typical of terns, with no distinct differences noted in the field.