zedgeist@lemmy.world to me_irl@lemmy.world · 20 days agome_irllemmy.worldimagemessage-square3fedilinkarrow-up14arrow-down10
arrow-up14arrow-down1imageme_irllemmy.worldzedgeist@lemmy.world to me_irl@lemmy.world · 20 days agomessage-square3fedilink
minus-squarejo3rn@discuss.tchncs.delinkfedilinkarrow-up1·20 days agoAcacia trees increase tannin level in their leaves. Giraffes don’t like the bitterness and stop eating it. The emitted ethylene will only move with the wind. Giraffes counter that by moving upwind, targeting trees that have not been ‘warned’.
minus-squareleisesprecher@feddit.orglinkfedilinkarrow-up1·20 days agoObviously, the trees counter this by always growing downwind.
Acacia trees increase tannin level in their leaves. Giraffes don’t like the bitterness and stop eating it.
The emitted ethylene will only move with the wind. Giraffes counter that by moving upwind, targeting trees that have not been ‘warned’.
Obviously, the trees counter this by always growing downwind.