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<p>A&nbsp;<strong>leafhopper</strong>&nbsp;is the common name for any&nbsp;<a href="https://en.wikipedia.org/wiki/Species">species</a>&nbsp;from the&nbsp;<a href="https://en.wikipedia.org/wiki/Family_(biology)">family</a>&nbsp;<strong>Cicadellidae</strong>. These minute&nbsp;<a href="https://en.wikipedia.org/wiki/Insect">insects</a>, colloquially known as&nbsp;<strong>hoppers</strong>, are plant feeders that suck&nbsp;<a href="https://en.wikipedia.org/wiki/Plant_sap">plant sap</a>&nbsp;from grass, shrubs, or trees. Their hind legs are modified for jumping, and are covered with hairs that facilitate the spreading of a secretion over their bodies that acts as a water repellent and carrier of&nbsp;<a href="https://en.wikipedia.org/wiki/Pheromone">pheromones</a>.<sup><a href="https://en.wikipedia.org/wiki/Leafhopper#cite_note-Stiller-1">[1]</a></sup>&nbsp;They undergo a partial&nbsp;<a href="https://en.wikipedia.org/wiki/Metamorphosis">metamorphosis</a>, and have various host associations, varying from very generalized to very specific. Some species have a cosmopolitan distribution, or occur throughout the temperate and tropical regions. Some are pests or&nbsp;<a href="https://en.wikipedia.org/wiki/Vector_(epidemiology)">vectors</a>&nbsp;of&nbsp;<a href="https://en.wikipedia.org/wiki/Plant_virus">plant viruses</a>&nbsp;and&nbsp;<a href="https://en.wikipedia.org/wiki/Phytoplasma">phytoplasmas</a>.<sup><a href="https://en.wikipedia.org/wiki/Leafhopper#cite_note-Stiller-1">[1]</a></sup>&nbsp;The family is distributed all over the world, and constitutes the second-largest hemipteran family, with at least 20,000 described species.</p>
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