Tag: evolution

The Nature of Natural Selection

Written on February 20, 2013.

In my last post – the one with the poem about cardinals – I revealed that while cardinals mate for life, they are not necessarily faithful to their mates. Studies have shown that 9-35% of cardinal hatchlings are not genetically...

Hummingbirds are on the move!

Written on September 2, 2011.

While on the phone with a friend the other day, I spied a hummingbird at the feeder by my window. “Wow, that’s a fat hummingbird,” I exclaimed. He pointed out that this is the time of year when the tiny birds start to bulk...