📸 PhotoPhoto: Raimond Spekking · CC BY-SA 4.0 · Wikimedia Commons Source
Common Marmoset
Callithrix jacchus (Common Marmoset · コモンマーモセット)
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 Its maximum weight of 360 g equals about six chicken eggs (about 60 g each) (Comparison).
- 💡 Its head-and-body length of 15 cm is about the length of a ballpoint pen (Comparison).
- 💡 When zoos acquire these tiny monkeys, they become popular attractions (ADW positive economic importance).
Reference standards: coach bus ~12 m, mid-size car ~4.9 m, compact car ~1 t, basketball hoop 3.05 m, credit card 8.56 cm.
Site-computed relative index from recorded values; not a formal scientific metric.
📖 1. Overview
The common marmoset is a tiny monkey living along forest edges in South America, characterized by white ear tufts and a white blaze on its forehead.
🦴 2. Anatomy & Morphology
It has tufts of white hair on its ears and a white mark on the forehead, a dark brown head, and a grayish-brown back with light cross-stripes. Its tail is marked with distinct dark and pale bands.
🔍 3. Ecology & Behavior
It feeds mainly on tree sap as well as insects, spiders, fruits, flowers, and nectar, and occasionally eats small lizards or bird eggs. Living in groups of 2–13 individuals, its most notable behavior is cooperative care in which fathers and siblings help raise the young.
🇰🇷 4. Connection to Korea
No direct record connecting this species to Korea has been found.
📚 Sources & References
- • IUCN Red List LC (2021) — https://www.iucnredlist.org/species/41518/191705043
- • IUCN Red List category LC — latest assessment at iucnredlist.org
- • mammaldiversity.org — 1000782
- • iucnredlist.org — 191705043
- • wikidata.org — Q838947
- • commons.wikimedia.org — File:Weißbüschelaffe (Callithrix jacchus).jpg
- • animaldiversity.org — Callithrix jacchus
- • Silhouette: PhyloPic — Yan Wong from drawing by T. F. Zimmermann · CC0 1.0
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.