Milnesium tardigradum has just received a very unusual award - invertebrate of the year 2025! The contest was run by the Guardian newspaper, with readers putting forward more than 2,000 nominations ...

Recently, however, evidence is mounting that invertebrates are more than just reflexive beings. Experiments in bees, crabs, and octopuses show that some invertebrate animals can learn from painful ...

Blob is a very simple invertebrate, just like worms or jellyfish. Over 96% of all the animal species on Earth are invertebrate. They can be tiny like an insect or huge like the giant squid.

The study of the physiology and ecology of animals that don't have backbones, ranging from worms to sea stars, and of parasites, which can often provide insights into complex ecosystems. (Sea star ...

Every year, SIO-BIC staff and collaborators discover invertebrate species that are entirely new to science. The scientist who first describes a newfound animal is entitled to name it, and we invite ...

The growth and lifespan of Parvancorina minchami, small anchor-shaped animals that lived on the seafloor about 550 million years ago, resemble that of current marine invertebrates like golden shrimp ...

That's one of the largest size differences between males and females—called sexual size dimorphism—in the animal kingdom. Why the dramatic disparity? It’s not fully known, but it’s thought ...

A survey of the phyla of invertebrate animals. Discussions include their physiology, development, morphology, behavior, ecology and adaptations. Corequisite: 81.308 ...

Coral reefs are made up of colonies of hundreds to thousands of tiny individual corals, called polyps. These marine invertebrate animals have hard exoskeletons made of calcium carbonate, and are ...