brown bat

Thân thiện

A brown bat hangs upside down in a dark cave.

Definition

Noun: 1. A common name for various species of medium to small insect-eating bats, typically having brown fur: This term refers to any of numerous bats within the family Vespertilionidae (evening bats) that are characterized by their insectivorous diet, medium to small size, and often brownish coloration. They are found globally in diverse roosts such as caves, trees, and human structures.

Usage

• The term "brown bat" is a general, descriptive common name, not a precise taxonomic classification. It is often used to refer to specific common species, such as the big brown bat () or the little brown bat (), especially in North America.
• It is used to distinguish these typically brown-colored bats from bats with other colorations (e.g., red bats, hoary bats) or different ecological roles (e.g., fruit bats).

Examples

• Noun:
  • A brown bat was roosting under the eaves of the old barn.
  • Scientists are monitoring the population decline of the little brown bat due to white-nose syndrome.
  • Many brown bats emerge at dusk to feed on mosquitoes and other insects.

Advanced Usage

• "Big brown bat" (Eptesicus fuscus): A specific, widespread North American species known for roosting in buildings.
  • The big brown bat is one of the most common bats encountered in urban areas.
• "Little brown bat" (Myotis lucifugus): Another widespread North American species, now threatened by disease.
  • Conservation efforts are crucial for the survival of the little brown bat.

Variants and Related Words

• Big brown bat: A specific species () often referred to by this common name.
• Little brown bat: A specific species () often referred to by this common name.
• Insectivorous bat: The ecological category to which all brown bats belong.
• Vespertilionid: A member of the family Vespertilionidae, which includes most bats called "brown bats."

Synonyms

• Evening bat (general term for the family Vespertilionidae)
• Microbat (informal term distinguishing small, often insect-eating bats from larger fruit bats)

Notes

• The term "brown bat" itself is not typically used in idioms or phrasal verbs, as it is a specific zoological common name.

Học thuật

Noun

1. any of numerous medium to small insectivorous bats found worldwide in caves and trees and buildings