Cells and organisms

9 Smallest Rodents in the World

The 14 Smallest Species of Various Animals From Around the World

Here Are 19 Tiny Prehistoric Creatures You've Never Heard Of

Microscopic Organisms in a Drop of Pond Water

Wtf is going on 💀😳😭 Marine microorganisms are diverse, microscopic life forms—including bacteria, archaea, viruses, protists, and fungi—that constitute 70-90% of the ocean’s total biomass. They are essential for life on Earth, driving global nutrient cycles (carbon, nitrogen), decomposing organic matter, and producing roughly 50% of the world’s oxygen. Key aspects of marine microorganisms include: Biodiversity & Habitats: These organisms inhabit all marine environments, from surface waters to