恺木纹霸鹟 vs Mexican Ground Squirrel

Empidonax alnorum compared with Ictidomys mexicanus

Taxonomic Classification

Rank	恺木纹霸鹟	Mexican Ground Squirrel
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Passeriformes (雀形目)	Rodentia (啮齿目)
Family	Tyrannidae	Sciuridae (Squirrels)
Genus	Empidonax	Ictidomys
Species	Empidonax alnorum	Ictidomys mexicanus

Evolutionary Relationship

恺木纹霸鹟 and Mexican Ground Squirrel share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

恺木纹霸鹟

LC — Least Concern

Mexican Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	恺木纹霸鹟	Mexican Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

恺木纹霸鹟

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Mexican Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

恺木纹霸鹟

桤木纹霸鹟（Empidonax alnorum）在IUCN红色名录中被评估为无危（LC），繁殖于北美洲北部的桤木和柳树丛中，冬季迁徙至南美洲越冬。该物种与柳纹霸鹟（E. traillii）外形极为相似，主要通过鸣叫声加以区分，是鸟类学研究中鉴别难度较高的物种之一。种群数量目前保持稳定。