"The colours in Sitta caesia, (Nuthatch) which ranges over nearly all the Palaearctic and Indian Regions, and throughout North America to Mexico, are slaty-blue and rusty-red of various shades, relieved by black and white; the slaty tints shewing chiefly above, often in combination with black or brown cap." A. H. Evans, 1900

Nuthatch

"The colours in Sitta caesia, (Nuthatch) which ranges over nearly all the Palaearctic and Indian Regions,…