Desert goby courtship behaviour. Video footage on courtship displays by a male desert goby (Chlamydogobius eremius).
Lehtonen T, Svensson P, Wong B
CC BY 2.0
<cite style="font-style:normal">Lehtonen T, Svensson P, Wong B (2011). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3163561">Both male and female identity influence variation in male signalling effort</a>". <i>BMC Evolutionary Biology</i>. <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1186/1471-2148-11-233">10.1186/1471-2148-11-233</a>. <a href="https://en.wikipedia.org/wiki/PMID" class="extiw" title="w:PMID">PMID</a> <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pubmed/21827657">21827657</a>. <a href="https://en.wikipedia.org/wiki/PubMed_Central" class="extiw" title="w:PubMed Central">PMC</a>: <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3163561">3163561</a>.</cite>