Referring to interspecific hybrids, I have the following two questions:- Quoting from wikipedia:- The offspring of an interspecific cross are very often sterile; thus, hybrid sterility ...
Is there a difference between endorphins that are released while physical activity and sex/masturbation?
I observerd myself and I can identify two different types of "happines". First - called by me - After Pleasure : Occurs AFTER (and last long) long activity that require from me engagement focus and ...
I've read somewhere, that when a human male experiences sexual arousal, his prefrontal cortex and, hence, his ability to reason and make rational decisions, is being heavily inhibited. Sounds pretty ...