Talk:List of birds of Belize

July 8, 2020 revisions
Because of the large number of changes in the list and necessitated by the update to the Check-list of North and Middle American Birds which the American Ornithological Society published on June 30, 2020, the revisions to this article are presented here rather than in a long series of edit summaries. Changes are per the AOS unless otherwise noted.

Craigthebirder (talk) 02:22, 9 July 2020 (UTC)
 * Revise the references, counts, and text in the introduction.
 * Add a family and 3 species per Lepage. Text is derived from the family's article; see it for original sources.
 * Revise 5 genera.
 * Replace 2 species due to splits.
 * Revise multiple families' common names per Clements.
 * Revise the sequence of genera in family Trochilidae (Hummingbirds).
 * Revise the sequence of species in family Rallidae (Rails, gallinules, and coots).
 * Revise the sequence of families in order Suliformes.
 * Revise the sequence of species in family Phalacrocoracidae (Cormorants and shags).
 * Revise the sequence of species in family Cathartidae (New World vultures).
 * Revise the sequence of species in genus Chloroceryle (Kingfishers).
 * Revise the sequence of species in genus Progne (Swallows).

August 2021 revision
These are the changes made to update this list to the 2021 Check-list of North and Middle American Birds published by the American Ornithological Society (AOS) on June 29, 2021. In addition, seven species were added per Avibase.

Craigthebirder (talk) 20:37, 13 August 2021 (UTC)
 * Revise the sequence of families in Order Passeriformes.
 * Revise the binomial of the cormorant species.
 * Revise the genus of striped owl.
 * Revise the specific epithet of crested caracara.
 * Revise the genus of ruby-crowned kinglet.
 * Revise the sequence of gnatcatcher species.
 * Replace tropical gnatcatcher with white-browed gnatcatcher.
 * Replace sedge wren with grass wren.
 * Revise the sequence of chlorophonia and euphonia species.
 * Revise the genus of elegant euphonia.
 * Split chestnut-capped warbler from rufous-capped warbler and add it.
 * Revise text, counts, and references as appropriate.