animal Why is the mouth of the beneficial insect, the long-nosed tachinid fly, so long? Its surprising behavior: a parasitic fly that feeds on nectar.
Are you familiar with the fly *Prosena siberita*? As its name suggests, it's characterized by its long, slender proboscis. Because of its extremely long proboscis relative to its body, at first glance it might resemble a blood-sucking stable fly or horsefly....
