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🧬 Biological Classification (Kingdom to Species)Araneus ventricosus

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Araneidae

Genus

Araneus

Species

Araneus ventricosus

Arachnida❔ Diet unknown

Araneus ventricosus

Araneus ventricosus (Araneus ventricosus · オニグモ)

🛡️ Conservation Status (IUCN Red List)NE (Not Evaluated)

Not Evaluated (NE) on the IUCN Red List yet.

Geological Era

Extant

Diet

No data

Length · Height

2~3cm · No data

Mass · Top Speed

No data · No data

Habitat & Fossil Locality

Mountains, plains, and near human dwellings

💡 Everyday Comparisons for Size, Mass & Speed

💡 A female's length of 30 mm is about 1.25 times the diameter of a Korean 100-won coin (24 mm) (Comparison).
💡 From June to October, it can be seen spinning large webs in the evening in mountains, fields, and near homes (National List of Species of Korea).

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.

#산왕거미#Araneus ventricosus

📖 1. Overview

Araneus ventricosus is a common spider in mountains, fields, and near homes that spins a large orb web in the evening and takes it down in the morning.

🦴 2. Anatomy & Morphology

Females measure 20–30 mm in body length and males 15–20 mm. The cephalothorax is reddish-brown, and the abdomen is brown to blackish-brown with distinctive shoulder humps on both front sides.

🔍 3. Ecology & Behavior

It spins a large circular web in the evening, takes it down in the morning, and hides in a shelter during the day. It appears in large numbers from June to October.

🇰🇷 4. Connection to Korea

According to the National List of Species of Korea, there are records from Gangwon-do, Gyeonggi-do, Chungcheongbuk-do, Gyeongsangnam-do, and Jeju, and it is also distributed in Japan, China, Russia, and Taiwan.