Because the contents and ratio of active substance in these different species differ from each other, the effects will differ in a similar dose.
Truffles from www.magictruffles.com can be obtained in 2 doses:
10 gram for beginners and 15 grams for advanced psychonauts.
In a very small dose, 5 grams gives a light euphoric mood and energy, while in an average dose of 10 grams, it causes profound thinking patterns which your body wants to carry out.
In the 15 gram dose, it can happen that visual patterns are displayed in an indescribable colour explosion on your retina, whilst becoming one with the environment.