If one duckweed lands where a bird relieves itself, it’s capable of eventually creating a dense mat of duckweeds where there were none before.
VERONIQUE GREENWOOD, NY Times: Science
Fri, 12/14/2018 - 7:32am
If one duckweed lands where a bird relieves itself, it’s capable of eventually creating a dense mat of duckweeds where there were none before.