Discuss this statement “Behavior is a function of genetics,

Historically, a significant controversy in the field of biopsychology was the question of how our behavior is a result of nature (biology, genetics, inheritance) or a result of nurture (the environment we grow up in). Today, this is an obsolete position and it is believed by most that there is an interaction among genetics and environment (or experience). The more accurate position is that “Behavior is a function of genetics, experience and current perception.”
Discuss this statement, citing relevant experimental evidence, in the context of at least two of the following behaviors: visual perception, birdsong communication, learning, intelligence, aggression, obesity, personality, mental disorder (i.e., schizophrenia or depression or anxiety or attention deficit hyperactivity disorder).