Giant Squid

📖 1. Overview

Measuring over 13 m in length including its feeding tentacles, this giant deep-sea invertebrate is the real-life model behind the legend of the Kraken sea monster.

🌐 Wikipedia Summary Extract

The giant squid is a species of deep-ocean dwelling squid in the family Architeuthidae. It can grow to a tremendous size, offering an example of abyssal gigantism; recent estimates put the maximum body size at around 5 m (16 ft) for females, with males slightly shorter, from the posterior fins to the tip of its long arms. This makes it longer than the colossal squid at an estimated 4.2 m (14 ft), but substantially lighter, as it is less robust and its arms make up much of the length. The mantle of the giant squid is about 2 m long, and the feeding tentacles of the giant squid, concealed in life, are 10 m (33 ft). Claims of specimens measuring 20 m (66 ft) or more have not been scientifically documented.

🦴 2. Anatomy & Morphology

With enormous eyes 27 cm in diameter—the size of a basketball—it detects the faint glow of bioluminescent plankton disturbed by approaching sperm whales, its natural predator, in the pitch-black deep sea.

🔍 3. Ecology & Behavior

Armed with sharp chitinous toothed rings inside its suckers, it engages in desperate battles with sperm whales in the deep sea.

🇰🇷 4. Connection to Korea

Giant squid have also been discovered and preserved multiple times from the waters off Pohang and Yeongdeok in Gyeongbuk, Ulleungdo, and Busan.