Sunday Breakfast

Sunday Breakfast

I scatter seeds on my porch for the birds when the weather gets cold. This morning I had lots of visitors. Click on the photos to enlarge. House sparrows, Passerdomesticus, are always the first to arrive. They like seeds and breadcrumbs. They usually come in a group. The cardinal, Cardinalis cardinalis, eats seeds, nuts, and […]

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Size matters

Size matters

A scientists’ work is never done. That’s because there’s always another layer to peel away, another stone to turn, another angle from which to view the situation. Case in point—nearly 200 years ago, Charles Darwin made the connection between the size and shape of a finch’s beak and the availability of the seeds they eat; […]

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