There's no real difference between those two positions.
If they follow each other, that's reacting to stimuli in the same way; if they're all reacting to stimuli in the same way, in practice that necessarily means they follow each other.
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mofaha ┐( ˘_˘)┌ ʅ(́◡◝)ʃ,
Fri 6 Apr 2018, 20:42,
archived)
There's no real difference between jumping off a cliff and not jumping off a cliff.
Well I mean yes, there's a difference, but it's a similar kind of difference.
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mofaha ┐( ˘_˘)┌ ʅ(́◡◝)ʃ,
Fri 6 Apr 2018, 20:52,
archived)
What about that pair of butterflies in the field of flowers
Are they just both following the smell or following each other?
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PedroHin Come along & ride on a Flantastic Voyage,
Sat 7 Apr 2018, 1:39,
archived)