Capsaicin, the chemical in hot peppers that causes the burning "heat" sensation, only is only active in mammalian pain receptors, not avian pain receptors.
Plants evolved this chemical solely to dissuade mammals from eating their fruit, but allow birds to continue eating them unbothered. Because birds are so much better at shitting out seeds.
Birds shit a lot, and they shit all over the place.
Capsaicin, the chemical in hot peppers that causes the burning "heat" sensation, only is only active in mammalian pain receptors, not avian pain receptors.
Plants evolved this chemical solely to dissuade mammals from eating their fruit, but allow birds to continue eating them unbothered. Because birds are so much better at shitting out seeds.
Birds shit a lot, and they shit all over the place.
That explains why my Peruvian Apple Cacti have thorns around the base of the fruit yet open up and reveal their seeds when ripe.
That explains why my Peruvian Apple Cacti have thorns around the base of the fruit yet open up and reveal their seeds when ripe.
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