📸 PhotoPhoto: SantiagoGG · CC BY-SA 4.0 · Wikimedia Commons Source
Blue-footed Booby
Sula nebouxii (Blue-footed Booby · アオアシカツオドリ)
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 Its wingspan of 152 cm is shorter than an adult's height, but similar to the span of outstretched arms (Comparison).
- 💡 Its diving height of about 24 m is roughly the height of an 8-story apartment building (at 3 m per story, Comparison).
- 💡 When one bird in a flock spots fish, it whistles to alert the others so they plunge into the water together (Animal Diversity Web).
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 Blue-footed Booby is a tropical seabird with bright blue webbed feet. It lives on arid islands in the Pacific Ocean.
🦴 2. Anatomy & Morphology
Its feet are vivid blue and its facial skin is bluish-gray. It has long, pointed brown wings and a serrated blue bill.
🔍 3. Ecology & Behavior
It feeds solely on fish, plunging into the water from heights of up to about 80 feet (24 m) to catch them. In the breeding season, males court females with an exaggerated high-stepping walk that flaunts their blue feet, and eggs are laid in a shallow scrape on the ground.
🇰🇷 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/22696683/168988087
- • IUCN Red List category LC — latest assessment at iucnredlist.org
- • doi.org — avilist.v2026
- • iucnredlist.org — 168988087
- • wikidata.org — Q457267
- • commons.wikimedia.org — File:Alcatraz Patiazul.jpg
- • animaldiversity.org — Sula nebouxii
- • Silhouette: PhyloPic — T. Michael Keesey (vectorization) and Larry Loos (photography) · CC BY 3.0 (Congeneric silhouette — Sula sula)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.