A rare and misunderstood octopus, the argonaut lives far out to sea, where females construct fragile shells to live in, marble-sized males woo them with severed arms, and much of their lifecycle has never been observed.
Keep reading for just $1
Unlimited access to every NZGeo story ever written and hundreds of hours of natural history documentaries on all your devices.
$1 trial for two weeks, thereafter $8.50 every two months, cancel any time
Already a subscriber? Sign in
Signed in as . Sign out