Experiments in bees, crabs, and octopuses show that some invertebrate animals can learn from painful experiences, have positive and negative emotion-like states, and might even experience a range of ...

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.

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 ...

These solitary, aggressive animals are famous for their ferocious punch—as fast as a bullet and strong enough to snap a crab’s claw. Mantis shrimp live in warm, shallow waters in the Indian ...

They eat detritus (dead organic matter), including fallen leaves and plants, animal feces, moss, and mushroom spores, and then recycle their food into nutrient-dense waste, which fertilizes ...

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 ...

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