Discover strange facts about crustaceans: mantis shrimp, coconut crabs, lobsters, hermit crabs, krill, barnacles, and the armored sea life with the most...

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

Mantis shrimp punch at 80 km/h with forces 1000x their body weight and have 16 color receptors. Expert guide to the most violent crustacean and its alien vision.

Pistol shrimp snap their claws at 218 decibels — louder than a gunshot — creating 4,400°C plasma. Expert guide to one of nature's strangest weapons.

Everything about the mantis shrimp: the peacock mantis shrimp's record-breaking punch, 16-photoreceptor eyes, smashers versus spearers, habitat, diet, reproduction, and the strangest crustacean in the ocean.

Everything about the coconut crab: the world's largest terrestrial arthropod, its record-breaking claw force, tree-climbing behaviour, diet, habitat across Indo-Pacific islands, reproduction, and conservation status.

Complete guide to the Atlantic horseshoe crab: 450-million-year evolutionary history, copper-based blue blood used for vaccine safety testing, ten eyes, synchronous moon spawning, and conservation status of Limulus polyphemus.

Everything about the Japanese spider crab: size, habitat, diet, decoration behaviour, reproduction, longevity, and the strange facts that make Macrocheira kaempferi the largest arthropod on Earth.

Everything about the Antarctic krill: the most abundant wild animal on Earth by biomass, its bioluminescence, massive swarms, role as the foundation of the Southern Ocean food web, climate threats, and CCAMLR-regulated fishery.