Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

In June 2025, the SciFri Book Club read Many Things Under a Rock: The Mysteries of Octopuses by David Scheel. Luckily, there is also a young readers edition, so you can learn about these amazing ...

The beak was barely the size of a human fist, but the animal it belonged to may have stretched longer than a humpback whale.

Giant, intelligent octopuses may have once ruled the ancient seas. Modern octopuses are known for their intelligence and flexibility, living in reefs, squeezing into crevices, or drifting through deep ...

Argonaut octopuses are rarely seen by humans, as they live in the open ocean away from shores. Females have a thin shell that carries their eggs, giving them the nickname ‘paper nautilus.’ Males have ...

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Octopuses are an extremely diverse group of sea life. With roughly 300 species in total, there are many octopus species that are unfamiliar to most people. One example is the argonaut, a type of ...