Consider the sea urchin. Specifically, the painted urchin: Lytechinus pictus, a prickly Ping-Pong ball from the eastern Pacific Ocean. The species is a smaller and shorter-spined cousin of the ...

However, when she looked down, she spotted the source of her pain. She'd stepped on a sea urchin, and there were multiple spines sticking out of her left foot, near the big toe. "I knew it was ...

Their results revealed a clear trend: in blue groper, long-spined sea urchins were detected in just 5.1% of fish, while other sea urchin species were present in 30%. Similarly, pink snapper ...

The larvae of long-spined Sea Urchin drift on a current south from New South Wales to waters in Tasmania. Due to warming climates and warmer waters, the species has taken hold, with the urchin ...