Category Archives: science

A visit from a Cardinal

Today a beautiful bird came to my window, a male Northern Cardinal (Cardinalis cardinals). I only had time to take a quick shot through a window, and the composition is not very artistic. However, in the mouth of this cardinal you can see a dragon/damselfly. I consulted the literature to see if I could find […]


Why do birds stand on one leg?

If you’ve spent any time observing birds, you might have noticed that some birds like to stand or rest on one leg, often for extended periods of time. Why do birds assume this unipedal posture? As humans, we would find it quite hard to balance on one leg, which probably makes us that much more […]