Forget about a hole in the bottom of the sea, this octopus has found a hole in the ... brief periods to go foraging or crawling between tide pools. Yet, slithering into a gaping black hole on ...

But despite its apparent lethargy,Pisaster ochraceus serves as a top predator of the intertidal zone—tiger of the tide pool—though it lacks anything like a brain. Sarah Ann Thompson ...

They typically live on coral reefs and rocky areas of the seafloor, though some may be found in tide pools, seagrass and algal beds ... There may be around 10 different species of blue-ringed octopus, ...