Video track of stridulating Stauroderus scalaris (Fischer von Waldheim, 1846) (Orthoptera: Acrididae)

<p>This video accompanies the occurrence record of&nbsp;<em>Stauroderus scalaris </em>(Fischer von Waldheim, 1846) at <a href="https://www.inaturalist.org/observations/53932082">https://www.inaturalist.org/observations/53932082</a> (as well as <a href="https://www.gbif.org/occurrence/2823184397">https://www.gbif.org/occurrence/2823184397</a>).</p> <p>While another male is singing loud in the background, the filmed male is first producing only soft chirps, and adds loud chirps at 0:00:16. At 0:00:22 a rivalling male flies in (not filmed) while producing its typical rasping flight chirp. From then on, both males sing concurrently.</p> <p>The clear sounding &quot;frrree&quot; in the background is from the bird <em>Fringilla coelebs</em> (Chaffinch).</p>