Definition

1. Noun:
   • A type of small heron: "cò ruồi" refers to a small, slender species of wading bird, typically found near water and often seen following livestock.
   • The cattle egret: This is the common English name for the bird species Bubulcus ibis, known for its habit of perching on or near cattle to feed on insects.

Usage Examples

• Noun:
  • Trên cánh đồng, đàn cò ruồi đang đậu trên lưng những con trâu. (In the field, a flock of cattle egrets is perched on the backs of the buffalo.)
  • Cò ruồi là loài chim có ích cho nông nghiệp vì chúng ăn côn trùng gây hại. (The cattle egret is a bird beneficial to agriculture because it eats harmful insects.)

Advanced Usage

• "Đàn cò ruồi": a flock of cattle egrets.
  • Mỗi buổi chiều, đàn cò ruồi lại bay về tổ. (Every evening, the flock of cattle egrets flies back to its nest.)

Variants and Related Words

• Cò (n): heron, egret; a general term for long-legged wading birds.
• Diệc (n): another term for certain types of herons or egrets, sometimes used interchangeably in common speech.

Synonyms

• Chim diệc: heron/egret (a broader category that includes the cattle egret).
• Garde-boeuf: (French) the direct equivalent, meaning "cattle keeper."

Related Phrases

• Cò ruồi theo trâu: the cattle egret follows the buffalo (describing its typical behavior).
  • Hình ảnh cò ruồi theo trâu rất quen thuộc ở vùng nông thôn Việt Nam. (The image of the cattle egret following the buffalo is very familiar in the Vietnamese countryside.)