Chemistry, Physics. the smallest physical unit of an element or compound, consisting of one or more like atoms in an element and two or more different atoms in a compound. Chemistry. a quantity of a substance, the weight of which, measured in any chosen unit, is numerically equal to the molecular weight; gram molecule.
Crickets are omnivores and will eat fruit, seeds, leaves, other insects, nectar and parts of dead animals. While they are agricultural pests that will eat crops and seeds, this occurs rarely. Overall, crickets are not bothersome to humans.
Flower flies live in many habitats, but the most common species are found in field crops, gardens, and weedy areas (such as fence rows). The adult flies often visit flowers to feed on nectar, which makes them an easy meal for predators like crab spiders and ambush bugs.