Blue-grey Noddy vs Bridled Tern

In short

The Blue-grey Noddy and Bridled Tern can be distinguished primarily by their plumage and behavior. The Blue-grey Noddy has a uniform grey body with a paler head, while the Bridled Tern displays a contrasting black cap and white forehead. Behaviorally, the Bridled Tern is more likely to be seen near land and associated with marine flotsam.

Identification tips

1. Plumage: Look for the Bridled Tern's black cap and white forehead, contrasting with the Blue-grey Noddy's uniform grey. 2. Behavior: Note the Bridled Tern's tendency to be near land and flotsam. 3. Size: The Bridled Tern is slightly larger and more robust.

Size

The Bridled Tern is slightly larger than the Blue-grey Noddy, with a more robust build.

Plumage

The Blue-grey Noddy is uniformly grey with a paler head, whereas the Bridled Tern has a distinctive black cap, white forehead, and a grey back with white underparts.

Behaviour

The Bridled Tern tends to be seen near land and often associates with marine flotsam. In contrast, the Blue-grey Noddy is more pelagic and less likely to be seen near the shore.

Habitat

The Blue-grey Noddy is typically found in more pelagic environments, while the Bridled Tern is often near coastal areas and islands.