Here's how the hydra rips its own body open to eat a meal - Washington Post

National Geographic
Here's how the hydra rips its own body open to eat a meal
Washington Post
It's hard out there for a hydra. Scientists from the University of California have detailed the process by which the tiny freshwater creature Hydra vulgaris opens its mouth, and it ain't pretty: It has to rip a hole into its own body every time it ...
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