Roosting insects: avoiding predators, or just after a cosy nap?

On Sunday, as I walked a load of washing to the Hills Hoist, an odd pattern caught my eye. It’s autumn here in Armidale (which is very cool climate by Australian standards) and temps have been cooling off for a while. But Sunday was our first proper cold snap, a lot earlier than usual and much colder than the March average minimum (about 11°C). We got down to about 3°C overnight and there was frost in some parts. I was shivering before I’d finished hanging the washing out.

Our vegie garden is effectively dead – a few late-ripening tomatoes and the flowering borders are hanging on. But as I walked past a dead plant full of dill seeds, something caught my eye. Continue reading

Goldilocks or Sapphirelocks? The ‘just right’ flower colour for solitary bees

Spring has definitely sprung in the small patch of remnant native vegetation behind our house. The tiny scrap of remaining woodland jammed between McMansions, the freeway and an industrial block is glowing with golden wattle, mauve chocolate lilies and tiny scarlet & yellow peas. Last week, my eye caught an odd blaze of purple amongst the russet, green and gold – an exotic garden escapee swaying quietly in the breeze.

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