Brennan and the Back Porch

For the last four years or so, our back door has opened out onto a set of rustic cedar steps built for us by a friend.  They were meant only to get us by in the short term, but, like many things, became a nearly permanent part of our cabin as other things in our lives took priority over building a back deck.  Getting Brennan ended our procrastination on this project!

Continue reading “Brennan and the Back Porch”

A Genetics Puzzle – Coat Color in Border Collies

Some many years ago, back when I was an instructor of first and second year biology at a British Columbian college, I used to give my students genetic problems.  These are really exercises in logic, brain teasers, if you will.  I’ve always loved them, although I understand that some of my students weren’t quite so fond of genetics.  Recently, I have been inspired (more about that in another post) to take an interest in the genetics behind coat colors in dogs, specifically border collies.  So here’s the puzzle …

Continue reading “A Genetics Puzzle – Coat Color in Border Collies”