In 2023, more than 16,000 butterflies were counted at one local grove. The most recent count was a tiny fraction of that.

On Thursday, invertebrate conservation group the Xerxes Society released the results of their 28th annual Western Monarch ...

Is that butterfly the bitter-tasting one ... but has benefited from the unpleasant reputation of the monarch. Sometimes the mimicry is not visual but auditory, as in some harmless flies that ...