Cushion starfish is a catch-all term for a variety of starfish species. They are distinctive for their rounded bodies and short arms. The round shape is built on a calcium-rich structure that defends ...

Starfish possess the incredible ability to regenerate their lost arms, a vital adaptation for survival following encounters with predators or accidents. This intricate regeneration process initiates ...

Researchers in Japan have discovered a new species of starfish. The discovery came about thanks to collaborative work among researchers, fishers, and aquarium and museum staff. The starfish, which has ...

When my grandson Parker was 12 years old, he sent me a photo of him on a beach, along with this question: “Do you know why ...

Scientists identified 57 new marine species from expedition samples, while a familiar starfish drew comparisons to ...

Add Yahoo as a preferred source to see more of our stories on Google. Square-shaped starfish are usually cushion starfish, whose rounded, inflated bodies can appear angular in rare cases. Unusual ...

This bootylicious 'Patrick Star' lives alongside dozens of species we've never seen before. (ROV SuBastian/ROV ...

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Sea star wasting disease has devastated starfish populations in North America, driving some species to the brink of extinction. New research has identified Vibrio pectenicida bacteria as the cause of ...