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Invertebrates

Crustaceans Nematodes Tardigrades Cephalopods Bryozoans Molluscs Flatworms Cnidarians Millipedes Spiders Hydrozoans Arachnids Planaria Leeches Ctenophora Nematodes and Arthropods Isopods Locomotion Mollusca Earthworms Colossal Squid Cefalópodos Land Planarians Worms Arthropods Mollusks Gastropods Jumping Abilities Conservation Moths Brachiopods Octopus Fossils Deep-Sea Creatures Macrofauna Echinodermata

Planaria Mirror Rodent Antipsychotic Response in Study Pointing to Early Brain-Drug Screen

By shifting haloperidol solubility through cyclodextrin encapsulation, the study shows planaria can flag formulation-driven changes in bioavailability.

Robotic Fiddler Crab Reveals How Males Adjust Courtship to Rival Displays

Portuguese Man O' War Spread to Basque Beaches, Prompting Warnings After Bathers Stung

First Soft-Bodied Cambrian Fossils Found in Grand Canyon Reveal Evolutionary ‘Goldilocks Zone’

Cambrian Fossil Reveals Spider Brain Structure and Sea Origin for Arachnids

New Definition of Venom Encompasses Plant- and Mate-Manipulating Toxins

Wild Nematodes Self-Assemble into Wriggling Superorganism Towers for Dispersal

Study Confirms Teeth Evolved from Sensory Armor of Ancient Fish

Spanish Scientists Document Rare Functional Ninth Limb in Wild Octopus

New Giant Sea Bug Species Resembling Darth Vader Discovered in Vietnam

Rare Fossils of Punk and Emo Reveal Complexity in Early Mollusks

Oldest Ecdysozoan Fossil Unearthed in South Australia

Comb Jelly's Unique Ability to Reverse Age Discovered

New Tardigrade Species Reveals Mechanisms of Radiation Resistance

Nikon Small World Celebrates 50 Years with Stunning Microscopic Imagery

Scientists Uncover Thriving Ecosystem Beneath Seafloor Vents

Animal Life Discovered Beneath Deep-Sea Hydrothermal Vents

Scientists Unveil the Head of Earth's Largest Arthropod

New Invasive Flatworm Species Discovered in Southern US States

Nikon Announces Winners of 14th Small World in Motion Microscopy Competition