Chacoan Peccary vs Common Onion

Catagonus wagneri compared with Allium cepa

Key Differences

• Chacoan Peccary is Endangered while Common Onion is Not Evaluated.

Taxonomic Classification

Rank	Chacoan Peccary	Common Onion
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Artiodactyla (Even-toed Ungulates)	Asparagales (Asparagales)
Family	Tayassuidae	Amaryllidaceae
Genus	Catagonus	Allium
Species	Catagonus wagneri	Allium cepa

Conservation Status

Chacoan Peccary

EN — Endangered

Common Onion

NE — Not Evaluated

Physical Characteristics

Attribute	Chacoan Peccary	Common Onion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chacoan Peccary

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Onion

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Africa (8 countries), Asia (4 countries), Europe (23 countries), North America (United States), Oceania and the Pacific (Australia), and South America (5 countries).

Chacoan Peccary

The Chacoan Peccary (Catagonus wagneri) is a species in the genus Catagonus. It is currently classified as Endangered on the IUCN Red List.

Common Onion

<em>Allium cepa</em> is a biennial or perennial bulbous herb in the family Amaryllidaceae, cultivated globally as one of the most widely used culinary vegetables. Its exact wild origin remains debated, though it is thought to originate from Central Asia. Today, the species is grown across Africa, Asia, Europe, North America, South America, and Oceania, adapting to diverse agricultural climates and soil types. Common onion typically grows in grasslands, agricultural fields, wetlands, and cultivated habitats. The plant forms underground bulbs that store nutrients and are harvested for food. It produces distinctive hollow, cylindrical leaves and globular flower heads. Onion is valued for its sulfur-containing compounds, which contribute to its characteristic pungent aroma and flavor, as well as its antimicrobial and antioxidant properties. Its conservation status has not been formally evaluated by the IUCN due to its extensive cultivation and absence of wild population concern. Biological traits including average lifespan, length, weight, and dietary ecology remain poorly documented in standardized wildlife databases appropriate for a cultivated crop species. <em>Allium cepa</em> is among the most economically significant vegetables worldwide, grown in over 175 countries.