Yesterday's Answer, Today's Question

Yesterday's Answer:

Carl Sagan was quoted as saying, "We are made of star stuff."

                                        This picture is linked to an interesting video.


Today's Question:


Give the specific names for the male and female of the swan.

I know this one's in my brain somewhere but can't seem to access it.

(Sources: American Mensa, email transmission, September 1, 2011; http://www.notablebiographies.com/Ro-Sc/Sagan-Carl.html; http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/050921a.html; http://dennisthevizsla.files.wordpress.com; http://www.youtube.com/watch?v=XGK84Poeynk)

Compiled by Otto and Patricia Ladensack