The exact physiological basis of crown shyness is not certain. The phenomenon has been discussed in scientific literature since the 1920s.
A prominent hypothesis is that canopy shyness has to do with mutual light sensing by adjacent plants.
Mussels in the genus lampsilis target fish and ‘trick’ them into believing they are coming in for a meal
spilling out of a females' shell is flesh shaped & moving like their targets prey,
in striking range the mussel fires its larvae into its gills 1/🧵
Happy Father's Day!
In Caspian terns, male parents are mostly responsible for guiding naïve young during their first long-distance migration. Source: Nature Communication and Science
An alerce tree, known as the Alerce Milenario or Gran Abuelo (great-grandfather) tree in Alerce Costero National Park, Chile, is estimated >5000 years old, making it the world’s oldest known tree. Source: Science magazine