Smallest organisms
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The smallest organisms found on Earth can be determined according to various aspects of organism size, including volume, mass, height, length, or genome size.
Electron micrograph of the bacterium Pelagibacter ubique
Ammonicera minortalis
Western pygmy blue (Brephidium exilis thompsoni)
Paedocypris progenetica, the smallest known fish
Largest organisms
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This article lists the largest organisms for various types of life and mostly considers extant species, which found on Earth can be determined according to various aspects of an organism's size, such
Smallest organisms
…Nanobes were previously thought by some scientists to be organisms. Largest organisms Largest prehistoric organisms…
Although it appears to be multiple trees, Pando is a clonal colony of an individual quaking aspen with an interconnected root system. It is widely held to be the world's most massive single organism.
The Giant Sequoia (Grizzly Giant pictured) is the world's most massive tree
Armillaria ostoyae
Macrocystis pyrifera, the largest species of giant kelp