![](https://images.newscientist.com/wp-content/uploads/2023/08/02203410/SEI_165622809.jpg?width=1200)
The predatory starlet sea anemone
Nature Photographers Ltd/Alamy
A particular protein that features a bit like a neuron permits anemones to decide on when and who to sting. Understanding how these cells information stinging choices reveals how even the tiniest, refined molecular evolutionary variations can drastically change an organism’s habits.
Anemones sting by capturing out venom-covered barbs known as nematocytes. Once these are shot out, they’ll develop to twenty to 50 occasions their authentic measurement and journey on the velocity of a fired bullet, in line with Nicholas Bellono at Harvard University.
“It’s considered one of …
Source: www.newscientist.com