Some types of nematodes like to eat at low oxygen concentrations. So they just pile on top of each other and partially suffocate the ones at the bottom and then rotate

5yr ⋅ ⋅

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So sometimes a momma worm doesn't lay her eggs, and then they hatch internally, and then her babies eat their way out.

5yr ⋅

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So sometimes a momma nematode doesn't lay her eggs, and then they hatch internally, and then her babies eat their way out.

4yr ⋅

⋅