“Even these spines from this really odd, derived group of fishes, the pufferfish, still use the same set of genes that makes hair, feathers, fish scales, and shark dermal denticles.” Pufferfish belong ...

Anglers dropped several lines into the Mediterranean Sea and waited until something took the bait. Their catch — an “unusual” ...

A survey of museum specimens reveals that more than a dozen species of the birds sport biofluorescence in feathers, skin or even inside their throats.