What kind of bird has a long white tail?

The bird described with a long white tail could be many different species of birds, here are some possible candidates:

1. White-tailed eagle: It is a large raptor distributed in Eurasia and Africa. Its tail feathers are white and longer, but not particularly prominent than those of other raptors.

2. Swallow-tailed hummingbird: It is a small bird common in South America. Its tail feathers are long, thin, and scissor-shaped. Swallow-tailed hummingbirds mainly feed on nectar and like to suck the sweet juice from flowers.

3. Swan: The swan is a large water bird with white and long tail feathers, which can reach more than tens of centimeters. Swans are one of the most graceful birds in the world and are known as "water ballet".

4. White-tailed Vulture: It is a large raptor distributed in Eurasia. Its tail is white and long, reaching more than 40 cm. White-tailed vultures mainly feed on scavengers and are known as "natural scavengers".

A more detailed description of the characteristics is needed to determine which species of bird it is.

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