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Yep. My flytrap won't trigger its petals until you poke it twice with a toothpick in the same general area. I think it does this for numerous reasons. 1. If th
by mortdeus 11y ago
Yep. My flytrap won't trigger its petals until you poke it twice with a toothpick in the same general area. I think it does this for numerous reasons.
1. If the petals close and they don't actually capture anything, they take hours to open back up.
2. If they do close on something, (for example a fly or a spider I happen to come across) they will stay closed for days digesting whatever is trapped inside. The traps themselves don't actually survive this process. They wilt away and new petals grow to replace the old after a month or so.
Speaking strictly from a natural selection point of view it make sense that a plant that has evolved to derive it's nutrients from carnivorism really has no chance at surviving if something as simple as a leaf, a seed, the wind, or any other poor nutrient provider could trigger it to close on said object (or not on said object). Either way, a plant that is in such need of nutrients can't really optimally survive if it closes at every opportunity it might have food in it's trap to catch.
Natural selection seems to suggest that a venus flytrap that is more precarious about when to trigger it's trap is the far more optimal survivalist when it comes to these plants.
I should also point out that calling them a flytrap is kinda lame considering their trap mechanism is not really all that fast enough to trap most flies. Atleast not in my observations. Although I have discovered that they get lucky from time to time, their trap mechanism is also apparently evolutionarily optimized to avoid most bugs that just land, chill for a minute, and fly away. Bugs they wouldn't likely catch. They would rather wait for a caterpillar, spider, beetle, etc to cross their path.
My pitcher plant is the real fly catcher. It uses the old fashioned, "oh hey thats a nice smelling hole. I wonder what yummy things are down there for me and my maggot babies to eat. Dooo da doo da... eh... feets sticks to pitcher plant's trap oh no... AHHH! HELP! SOMEBODY HALP MEEEE!... HELLO?! Isn't there anybody out there!?
,,,
ohhhh pooo. Well at least it still smells wonderful down here." technique.