Scientists estimate that around 117 billion humans have ever lived on Earth since the dawn of Homo sapiens, approximately 192,000 years ago. Of course, this dramatic increase in the world’s population is a relatively new phenomenon. For many thousands of years, there were fewer people roaming the Earth than would live in a mid-sized city of today…
What you read in the next few minutes might surprise you. It did for me, even as a lover of the study of biology and an avid birder.
As Eliot Miller stated in Living Bird (magazine presented by Cornell Lab), “Evolution works in somewhat mysterious ways.” Two birds that look alike, could be separated by millions of years on the evolutionary scale. The same goes for birds that are close evolutionary cousins, living on opposite ends of our planet…
If I ask you to define a three-dimensional square, you might say something like this: It’s a cube, a solid object with six identical square faces, 12 edges of equal length, and 8 vertices. It is the 3D version of a 2D square and has three dimensions: width, length, and height, which are all equal in a perfect cube.
Okay, next question. What is life? Hmm, made you stop and think, didn’t I. One dictionary defines it as…
First off, let me apologize for the late posting regarding the raising of our butterflies. Seems life somehow got in the way. Isn’t that always the case? Between my work schedule and then an entire week of computer related problems, …
The birth of Alpha and Beta, 2 Monarch butterflies Read more »
Today we got to witness the second caterpillar turning itself into a chrysalis. It was fascinating to see. I was lucky enough to walk into the room almost at the instance of its transformation, even though I didn’t get to …
Yesterday, I brought in two monarch butterflies to ensure they make it to their butterfly stage. I found them happily chewing on their favorite snack – milkweed. In fact, it’s the only food they will digest. Guess you could call them finicky eaters, right?
