Lepidoptera (butterflies and moths) are the only insects that have scaly wings. The wings are attached to the butterfly's thorax (mid-section). Veins support the delicate wings and nourish them with blood. Butterflies can only fly if their body temperature is above 86 degrees.
All of the members of Leonard's family are accomplished scientists, except for his younger brother Michael, who is a tenured law professor at Harvard University. Leonard's mother, Dr. Beverly Hofstadter, is a psychiatrist and neuroscientist. She has a personality almost identical to Sheldon's, including strict speech patterns, lack of social conventions, and attention to detail, and she is principally responsible for Leonard's difficult childhood.
Actress Carol Ann Susi, best known for voicing the unseen Mrs. Wolowitz on The Big Bang Theory, died November 11. She was 62. Henry Big Bank Hank. Jackson, a member of the hip-hop group the Sugarhill Gang, died November 11 of complications from cancer.