hudson bay collared lemming

Thân thiện

A Hudson Bay collared lemming sits on a mossy rock in the tundra.

Definition

Noun: A small rodent (Dicrostonyx hudsonius) native to the Arctic tundra regions of northern Canada. It is a species of collared lemming, characterized by its seasonal molting, where its fur turns white in winter and brown in summer, and by the development of small, forked "shovels" on its front claws for digging in snow.

Usage

This term is used specifically to refer to this particular species of lemming found in a defined geographic region. * The Hudson Bay collared lemming is a crucial part of the tundra food web. * Researchers are studying the population cycles of the Hudson Bay collared lemming.

Advanced Usage

• The term is primarily used in zoological, ecological, and biogeographical contexts.
• It can be part of compound nouns in scientific descriptions, e.g., " habitat" or " predation."

Variants and Related Words

• Collared lemming: The common name for the genus , which includes several species.
• Dicrostonyx hudsonius: The scientific binomial name for this species.
• Lemming: The general term for small rodents in the subfamily Arvicolinae, which includes many vole and lemming species.

Synonyms

• Northern collared lemming (a broader regional name sometimes used).
• Arctic lemming (a more general descriptive term).

Related Phrases

• Tundra rodent: A descriptive phrase for animals like the Hudson Bay collared lemming.
• Cyclic population: A phrase often associated with lemmings due to their well-known population booms and crashes.

Học thuật

Noun

1. of northern Canada

Từ đồng nghĩa

• Hudson bay collared lemming
• Dicrostonyx hudsonius