Bug Squad

In his fascinating book, "Life on a Little-Known Planet: A Biologist's View of Insects and Their World," Connecticut-born biologist/entomologist Howard Ensign Evans (1919-2002) asks "What good is a butterfly?" "To the farmer, it is an adult cabbage worm or carrot caterpillar, and better off dead.

Ah, the fiery skipper, Hylephila phyleus! They are, as UC Davis distinguished professor emeritus Art Shapiro says, "California's most urban butterfly." Shapiro, who has monitored the butterfly populations of Calfornia since 1972 and maintains a research website at https://butterfly.ucdavis.

It's Friday Fly Day! Time to post an image of a fly. Or two flies. On a cockroach. The scenario: a large cockroach drowned in a small water trough located near downtown Vacaville, Calif., and when the water drained, the roach slid out. It proved to be a feast for green bottle flies.

Have you ever seen the defensive antics of a female longhorned bee, sometimes called a sunflower bee, as she's trying to forage on flowers while a suitor is trying to get her attention?

Get off my turf! The native bees known as Melissodes, the longhorned bees, start stirring in the early morning. First, they settle on a leaf or flower to warm up their flight muscles. Once ready to fly, they don't let up until late afternoon.