The microcosmos is a word to describe the microscopic ecosystems that flourish on almost every surface.
Just like macroscopic (normal sized) ecosystems, it can be brutal.
A nematode slowly being eaten alive
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Predation
Forming colonies
The world of the microcosmos can be brutal for small organisms. So some species evolved to become large... by sticking together.
This led to the evolution of
Multicellular lifeThanks for reading this big idea. Join our email list ✉️ to get the latest ones in your inbox.