Passeriformes

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Definition

Noun 1. A taxonomic order of birds: "Passeriformes" is the scientific name for the largest order of birds, commonly known as perching birds or songbirds. Members of this order are characterized by having feet adapted for perching, with three toes pointing forward and one pointing backward.

Usage
  • The term "Passeriformes" is used primarily in scientific, ornithological, and academic contexts to classify a major group of birds.
    • The study focused on the evolutionary history of the order Passeriformes.
    • More than half of all bird species belong to Passeriformes.
Advanced Usage
  • In taxonomic hierarchy: Used to denote the specific order within the class Aves (birds).
    • The common raven (Corvus corax) is classified within the order Passeriformes.
Variants and Related Words
  • Passerine (noun/adjective): The common English term for any bird belonging to the order Passeriformes. As an adjective, it describes characteristics of this order.
    • Sparrows and finches are familiar passerines.
    • The passerine foot structure is highly specialized for gripping branches.
Synonyms
  • Perching birds: A descriptive common name.
  • Songbirds: A common name often used synonymously, though technically it refers to the suborder Oscines (Passeres) within Passeriformes.
Notes on Meaning
  • The order Passeriformes is defined by specific anatomical traits, not just the ability to sing. It includes both oscines (true songbirds) and suboscines (which have simpler vocal mechanisms).
  • While "songbird" is a frequent synonym in general use, in strict scientific terms, "Passeriformes" is broader, encompassing all perching birds.
Noun
  1. largest order of birds comprising about half the known species; rooks; finches; sparrows; tits; warblers; robins; wrens; swallows; etc.; the four suborders are Eurylaimi and Tyranni and Menurae and Oscines or Passeres

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