(CN) – Researchers have discovered sea spiders rely on waves of gut contractions to circulate fluids and breathe, rather than with a beating heart as most animals do. These spindly arthropods – ...
July 10 (UPI) --New research shows sea spiders use a unique mechanism to move oxygen through out their bodies. Most animals use their heart to move oxygen. Sea spiders use their guts. "Unlike us, with ...
To keep blood and oxygen flowing throughout their bodies, most animals depend on a beating heart. But researchers reporting in Current Biology on July 10 have discovered that sea spiders use a strange ...