Collins' Squirrel Monkey vs 剑鸻

Saimiri collinsi compared with Charadrius hiaticula

Key Differences

• Collins' Squirrel Monkey is Least Concern while 剑鸻 is Critically Endangered.

Taxonomic Classification

Rank	Collins' Squirrel Monkey	剑鸻
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	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Primates (灵长目)	Charadriiformes (鸻形目)
Family	Cebidae	Charadriidae
Genus	Saimiri	Charadrius
Species	Saimiri collinsi	Charadrius hiaticula

Evolutionary Relationship

Collins' Squirrel Monkey and 剑鸻 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Collins' Squirrel Monkey

LC — Least Concern

剑鸻

CR — Critically Endangered

Physical Characteristics

Attribute	Collins' Squirrel Monkey	剑鸻
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Collins' Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

剑鸻

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Collins' Squirrel Monkey

<em>Saimiri collinsi</em>, commonly known as Collins' Squirrel Monkey, is a primate species belonging to the genus <em>Saimiri</em> within the family Cebidae. Squirrel monkeys are small, highly social New World primates known for their agility in forest canopies and their complex group dynamics. This species is assessed as Least Concern by major conservation bodies, indicating that its populations are not currently considered at high risk of decline, though ongoing deforestation and habitat fragmentation in Amazonian regions may affect future population stability. Collins' Squirrel Monkey inhabits diverse terrestrial and aquatic-adjacent environments typical of tropical forest ecosystems in South America. Specific country-level distributional records are not detailed in current documentation. Dietary information specific to this species has not been recorded, though squirrel monkeys in general are omnivorous, consuming insects, small vertebrates, fruits, and other plant material. Biological traits of this species remain poorly documented in the scientific literature. Research into the taxonomy and ecology of <em>Saimiri collinsi</em> continues to refine understanding of squirrel monkey diversity.

剑鸻

剑鸻（Charadrius hiaticula）在IUCN红色名录中被列为极危（CR）。由于种群数量严重下降和栖息地丧失，在野外面临极高的灭绝风险。