Ducks Do It

Two weeks ago I explained how birds manage to have sex. But somehow, there are always those species that make things more complicated. Last week’s explanation applied to 97% of bird species. But a few kinds of birds don’t follow the flock.

Take Cassowaries, for example. Both the male and female have what appears to be a penis attached to their cloacas, although the female’s is somewhat smaller than the male’s. It’s used during copulation, but it doesn’t channel sperm. Instead, after penetrating the female, the male expels his semen directly from his cloaca.

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Getting Into Shape

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When we think of combining flowers in a flowerbed or border, the first consideration that usually comes to mind is color. Do we choose warm  oranges and yellows, or cool lavenders and whites? Or do we combine the two, juxtaposing orange and yellow with deep violet, for example? Of course, color isn’t the only issue. Plants have other features that we should also take note of, such as height, foliage, and, in particular, bloom time. (There’s no point in combining flowers if they bloom at separate times of the growing season.) Then, we need to ask if they have the same cultural needs—shade vs. sun, or damp vs. xeric, for instance.

But how often do we consider flower shape when pairing blooms?

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Birding Your 5 Mile Radius

I love looking at birds. I love getting outside, going for a walk, spying that tiny ball of feathers nearly invisible in the bushes or hiding in the grasses. On a really good day, I even have the thrill of adding a new species to my life list. But now that I’ve been birding for 16 years, I find myself looking for an additional challenge.

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Birds Do It

Birding is not for prudes. Everywhere I look, birds are busy making sure there will be another generation to carry on. It must be spring.

First it was the Cooper’s Hawks. We noticed two on recent trip to a county park. The larger one, the female, was sitting on a branch, preening. The smaller male zigzagged closer and closer as he flew from tree to tree, finally landing beside the female. There was a bit of a chase, some friendly bickering, and the next thing we knew, she had flipped up her tail, allowing him access. He was quick to hop on, and in a matter of a second or two, the deed was over. I hadn’t even had time to focus.

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Abert & Abert

Many plants and animals have either common or scientific names that honor people, often the person who discovered the species, or someone famous. For example, ‘Prince Charles’ and ‘Princess of Wales’ are both rose cultivars. Ornithologist Alexander Wilson named Lewis’s Woodpecker (Melanerpes lewis) after Meriwether Lewis, who discovered the species, and Clark’s Nutcrackers were named after his fellow explorer, William Clark. I find it interesting to learn a bit about the person behind various names, especially of species that I’ve seen and photographed. (more…)