Science ❯ Biology

Invertebrates

Arthropods Cephalopods Mollusks Velvet Worms Worms Cnidarians Comparison Annelids Hymenoptera Ctenophores Jellyfish Species Tardigrades Moths Arachnology Jellyfish Cnidaria Nematocysts Chaetognaths Drosophila Insect Physiology Bryozoans Larvae Gastropods Sea Slugs Insect Larvae Echinoderms Types of Invertebrates Arachnids Spiders Octopuses Paleoecology

Mauve Stinger Jellyfish Move Closer to Jersey Shore and Rockaways

Shifting winds paired with tidal currents pushed the painful pelagia noctiluca toward popular swimming areas, leading officials to post warnings.

550-Million-Year-Old Worm Shows Population Bias for Rightward Turns

Giant Cretaceous Octopuses May Have Ruled the Seas, Science Study Finds

Giant Cretaceous Octopuses Identified From 27 Fossil Beaks

Peer-Reviewed Study Finds Hibernating Bumblebee Queens Can Breathe Underwater for Days

Possible Largest Spider Web, Home to 111,000 Spiders, Documented in Balkan Cave

New Deep-Sea Anemone Species Builds Shell-Like Homes for Hermit Crabs

Rice Weevil Image Wins 2025 Nikon Small World Photo Contest

Greenland Fossils Show Cambrian ‘Squid’ Were Ancestors of Arrow Worms

Study Confirms Teeth Evolved from Sensory Armor of Ancient Fish