What is the White-breasted Nuthatch's famous call often described as sounding like?

Answer

A miniature tin horn.

The White-breasted Nuthatch is famous for its distinct, nasal *yank-yank-yank* call, which some listeners describe as sounding like a miniature tin horn.

What is the White-breasted Nuthatch's famous call often described as sounding like?
naturebirdwildlifeSymbolNuthatch