{"id":6926,"date":"2026-06-07T14:40:33","date_gmt":"2026-06-07T14:40:33","guid":{"rendered":"https:\/\/pawel.stefanoff.pl\/bugs\/?p=6926"},"modified":"2026-07-21T18:37:56","modified_gmt":"2026-07-21T18:37:56","slug":"2026-06-courtship-of-the-sage-green-beetle-es","status":"publish","type":"post","link":"https:\/\/pawel.stefanoff.pl\/bugs\/es\/posts\/2026-06-courtship-of-the-sage-green-beetle-es\/","title":{"rendered":"Quien no entrena no tiene pareja: El musculoso cortejo del Oedemera virescens"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Les presento al escarabajo <em>Oedemera virescens<\/em>, un miembro de la familia de los escarabajos del polen (<em>Oedemeridae<\/em>) que mide entre 8 y 12 mil\u00edmetros de longitud. Aunque ambos sexos lucen un hermoso color verde mate, los machos poseen una caracter\u00edstica f\u00edsica de lo m\u00e1s singular: unos muslos traseros hinchados y musculosos. Curiosamente, estas gruesas patas no est\u00e1n dise\u00f1adas para saltar; son puramente ornamentales, utilizadas para presumir y luchar contra otros rivales durante los rituales de cortejo. Los adultos pasan sus d\u00edas recorriendo alegremente praderas soleadas y d\u00e1ndose un fest\u00edn con flores silvestres blancas o amarillas, actuando como beneficiosos polinizadores. Sus larvas, en cambio, llevan una vida muy distinta, perforando tallos de plantas en descomposici\u00f3n y madera muerta para ayudar a reciclar los nutrientes del suelo. Sin embargo, que no les enga\u00f1e su pac\u00edfica vida en el campo: si se sienten amenazados, estos escarabajos pueden segregar de sus articulaciones un compuesto c\u00e1ustico y altamente irritante llamado cantaridina, convenciendo r\u00e1pidamente a cualquier depredador de buscar otra cena. Retrat\u00e9 a este musculoso y colorido escarabajo mientras descansaba sobre una flor durante mi viaje de cicloturismo en Suecia.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les presento al escarabajo Oedemera virescens, un miembro de la familia de los escarabajos del polen (Oedemeridae) que mide entre 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