{"id":1156,"date":"2020-05-27T16:05:27","date_gmt":"2020-05-28T00:05:27","guid":{"rendered":"http:\/\/agsci-labs.oregonstate.edu\/vegnet\/?p=1156"},"modified":"2021-08-20T10:55:58","modified_gmt":"2021-08-20T18:55:58","slug":"cicadas-chorus-or-curse","status":"publish","type":"post","link":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/2020\/05\/27\/cicadas-chorus-or-curse\/","title":{"rendered":"Cicadas: Chorus or Curse?"},"content":{"rendered":"\n<p>Another attention-grabber headline this month is the hatch of periodical cicadas in the eastern US. &#8220;Brood IX&#8221; is a 17-year assemblage that was expected, but there are &#8220;stragglers&#8221; from other groups of 13-year cicadas that are actually 4 years early. This year is unusual because the groups consist of many different species (all in genus <em>Magicicada<\/em>) and appear to be overlapping geographically. Confused yet? Me too, so I refer you to <a href=\"http:\/\/magicicada.org\/magicicada\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/magicicada.org\/magicicada\/<\/a> if you&#8217;re interested.<\/p>\n\n\n\n<p>Sounds are produced by specialized structures called tymbals, and can exceed 100 decibels! If you&#8217;ve never been lucky(?) enough to hear one, enjoy this video clip:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-vimeo wp-block-embed-vimeo wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Singing Magicicada septendecim\" src=\"https:\/\/player.vimeo.com\/video\/68103592?h=257416c1fc&amp;dnt=1&amp;app_id=122963\" width=\"770\" height=\"433\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Cicadas are not &#8216;locusts&#8217; ( which are a behavioral adaptation of grasshoppers). They&#8217;re more closely related to leafhoppers and spittlebugs.<\/li><li>Common cicadas have life cycles between 3 and 5 years. Nymphs (immatures) live underground and feed on tree roots.<\/li><li>If you see a green cicada, it is not a periodical species.<\/li><li>Emergence in the PNW may be related to rainfall: Chatfield-Taylor, W. and Cole, J.A. 2017. Living rain gauges: cumulative precipitation explains the emergence schedules of California protoperiodical cicadas. Ecology 98: 2521-2527.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2020\/05\/OregonCicada_JBailey.jpg?resize=267%2C209&#038;ssl=1\" alt=\"\" class=\"wp-image-1174\" width=\"267\" height=\"209\" srcset=\"https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2020\/05\/OregonCicada_JBailey.jpg?w=852&amp;ssl=1 852w, https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2020\/05\/OregonCicada_JBailey.jpg?resize=300%2C235&amp;ssl=1 300w, https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2020\/05\/OregonCicada_JBailey.jpg?resize=768%2C601&amp;ssl=1 768w\" sizes=\"auto, (max-width: 267px) 100vw, 267px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-right\">We do, in fact, have cicadas in Oregon, but they do not occur at nuisance levels. There are ~ 30 species in our region; one of the most encountered is <em>Okanagana oregona<\/em> (pictured at right).<\/p>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-background is-style-dots\" style=\"background-color:#d73f09;color:#d73f09\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">2021 <\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">News &amp; Updates re: Brood X<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li><a rel=\"noreferrer noopener\" href=\"https:\/\/entomologytoday.org\/2021\/08\/12\/2021-brood-x-periodical-cicada-emergence-recap\/\" data-type=\"URL\" data-id=\"https:\/\/entomologytoday.org\/2021\/08\/12\/2021-brood-x-periodical-cicada-emergence-recap\/\" target=\"_blank\">ARTICLE<\/a> A great <strong>summary<\/strong> by the Entomological Society of America re: Brood X impact, coverage by media, tracking apps, interviews with leading experts, and even a music video! Aug 12, 2021, ESA<\/li><li><a href=\"https:\/\/www.reuters.com\/video\/watch\/professor-makes-case-for-embracing-cicad-idRCV009QYX\">VIDEO<\/a> (00:02:30) Great <strong>quality footage and overview<\/strong>, and a University of MD. Emeritus professor describing them as &#8216;<strong>delightful<\/strong>&#8216;. SOURCE: May 17 2021, Reuters<\/li><li>One of my favorite other &#8216;hats&#8217; is being an Entomology educator for K-5 and guest speaker for Education students who are doing their teaching practica. I was serving in this role last week, and thought I should mention cicadas to the kids, just in case. The morning after our Zoom visit, the teacher sent this picture of a <strong>newly eclosed<\/strong> cicada they spotted on a tree. Great catch, Little Wolverines, and I&#8217;m so proud of you for being observant!! <\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"770\" height=\"587\" src=\"https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2021\/05\/Dahlke_both._wm-1.jpg?resize=770%2C587&#038;ssl=1\" alt=\"\" class=\"wp-image-1376\" srcset=\"https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2021\/05\/Dahlke_both._wm-1.jpg?resize=1024%2C780&amp;ssl=1 1024w, https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2021\/05\/Dahlke_both._wm-1.jpg?resize=300%2C228&amp;ssl=1 300w, https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2021\/05\/Dahlke_both._wm-1.jpg?resize=768%2C585&amp;ssl=1 768w, https:\/\/i0.wp.com\/osu-wams-blogs-uploads.s3.amazonaws.com\/blogs.dir\/2847\/files\/2021\/05\/Dahlke_both._wm-1.jpg?w=1523&amp;ssl=1 1523w\" sizes=\"auto, (max-width: 770px) 100vw, 770px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Another attention-grabber headline this month is the hatch of periodical cicadas in the eastern US. &#8220;Brood IX&#8221; is a 17-year assemblage that was expected, but there are &#8220;stragglers&#8221; from other groups of 13-year cicadas that are actually 4 years early. This year is unusual because the groups consist of many different species (all in genus&hellip; <a href=\"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/2020\/05\/27\/cicadas-chorus-or-curse\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":8003,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1409,1254493],"tags":[],"class_list":["post-1156","post","type-post","status-publish","format-standard","hentry","category-community","category-garden-and-landscape"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8vBJ4-iE","_links":{"self":[{"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/posts\/1156","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/users\/8003"}],"replies":[{"embeddable":true,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/comments?post=1156"}],"version-history":[{"count":7,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/posts\/1156\/revisions"}],"predecessor-version":[{"id":1504,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/posts\/1156\/revisions\/1504"}],"wp:attachment":[{"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/media?parent=1156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/categories?post=1156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agsci-labs.oregonstate.edu\/vegnet\/wp-json\/wp\/v2\/tags?post=1156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}