The now stinging organelle-enhanced nudibranch, if it ever finds itself at risk, will re-fire the hijacked nematocysts, as though they were always their own. Sea bunnies, the species Jorunna parva, ...

reveals that this small sea slug is both remarkably heat-tolerant and genetically diverse across its wide range—key traits ...

Raja Ampat, West Papua, Indonesia Info from Licensor: "This sea slug looks like Pikachu from the cartoon. It looks like a child waving his hand to annoy you. This gesture is very cute." ...

Scientists have discovered the ultimate case of regeneration: Some decapitated sea slugs can regrow hearts and whole new bodies. This “wonder of nature,” reported in a biology journal on ...