system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: why is General Sherman (~4M pounds) considered the largest tree in the world, but Pando is considered the heaviest living organism in the world (~13M pounds)?
gpt
It comes down to your definition of tree. Pando is one individual genetically but is also a whole forest of normal sized trees where each tree is an offshoot of the first tree's roots. General Sherman is just an absurdly massive tree. :)