Goliath Birdeater: The Giant Spider Species
Explore the Goliath birdeater's size, habitat, and unique lifestyle in the Amazon rainforest.
June 2026
November 2025
Crustaceans: Diverse and Fascinating
Explore the extraordinary world of crustaceans, from mantis shrimp with the fastest punch in nature to lobsters with indeterminate growth, coconut crabs with bone-crushing grip strength, and pistol shrimp that create superheated cavitation bubbles. Expert-written guide covering 70,000+ species acros
October 2025
Octopus: Alien-like Biology
Octopuses have three hearts, nine brains, and blue copper-based blood. Expert guide to the most alien biology on Earth and why octopus intelligence works the way it does.
August 2025
Giant Pacific Octopus: The Ocean's Giant
Everything about the giant Pacific octopus: size, habitat, diet, intelligence, reproduction, conservation, and the strange facts that make Enteroctopus dofleini the largest octopus species on Earth.
June 2025
Mimic Octopus: Habitat, Size and Behaviour
Everything about the mimic octopus: habitat, diet, behaviour, context-dependent mimicry, reproduction, conservation, and the strange facts that make Thaumoctopus mimicus the only animal known to impersonate more than a dozen species.
April 2025
Blue-Ringed Octopus: A Toxic Wonder
Everything about the blue-ringed octopus: size, habitat, tetrodotoxin venom, iridescent warning pulse, reproduction, conservation, and the strange facts that make Hapalochlaena lunulata one of the most venomous marine animals on Earth.
February 2025
Common Octopus
Everything about the common octopus: size, habitat, diet, intelligence, reproduction, conservation, and the strange facts that make Octopus vulgaris the most-studied cephalopod on Earth and a species complex of cryptic relatives.