{"id":34491,"date":"2026-10-09T23:18:24","date_gmt":"2026-10-09T21:18:24","guid":{"rendered":"https:\/\/birddetectives.com\/?post_type=birds&#038;p=34491"},"modified":"2026-10-09T23:18:24","modified_gmt":"2026-10-09T21:18:24","slug":"gryllteiste-black-guillemot-cepphus-grylle","status":"publish","type":"birds","link":"https:\/\/birddetectives.com\/en\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/","title":{"rendered":"Gryllteiste | Black Guillemot | Cepphus grylle"},"content":{"rendered":"","protected":false},"featured_media":0,"template":"","bird-category":[110],"class_list":["post-34491","birds","type-birds","status-publish","hentry","bird-category-alken"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/birddetectives.com\/en\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives\" \/>\n<meta property=\"og:url\" content=\"https:\/\/birddetectives.com\/en\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/\" \/>\n<meta property=\"og:site_name\" content=\"birddetectives\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/\",\"url\":\"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/\",\"name\":\"Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives\",\"isPartOf\":{\"@id\":\"https:\/\/birddetectives.com\/#website\"},\"datePublished\":\"2026-10-09T21:18:24+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/birddetectives.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Bird Species\",\"item\":\"https:\/\/birddetectives.com\/birds\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Gryllteiste | Black Guillemot | Cepphus grylle\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/birddetectives.com\/#website\",\"url\":\"https:\/\/birddetectives.com\/\",\"name\":\"birddetectives\",\"description\":\"Wildlife photography by Svetla Atanasova\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/birddetectives.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/birddetectives.com\/en\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/","og_locale":"en_GB","og_type":"article","og_title":"Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives","og_url":"https:\/\/birddetectives.com\/en\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/","og_site_name":"birddetectives","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/","url":"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/","name":"Gryllteiste | Black Guillemot | Cepphus grylle - birddetectives","isPartOf":{"@id":"https:\/\/birddetectives.com\/#website"},"datePublished":"2026-10-09T21:18:24+00:00","breadcrumb":{"@id":"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/birddetectives.com\/birds\/gryllteiste-black-guillemot-cepphus-grylle\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/birddetectives.com\/"},{"@type":"ListItem","position":2,"name":"Bird Species","item":"https:\/\/birddetectives.com\/birds\/"},{"@type":"ListItem","position":3,"name":"Gryllteiste | Black Guillemot | Cepphus grylle"}]},{"@type":"WebSite","@id":"https:\/\/birddetectives.com\/#website","url":"https:\/\/birddetectives.com\/","name":"birddetectives","description":"Wildlife photography by Svetla Atanasova","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/birddetectives.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"}]}},"photo_gallery":[""],"_links":{"self":[{"href":"https:\/\/birddetectives.com\/en\/wp-json\/wp\/v2\/birds\/34491","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/birddetectives.com\/en\/wp-json\/wp\/v2\/birds"}],"about":[{"href":"https:\/\/birddetectives.com\/en\/wp-json\/wp\/v2\/types\/birds"}],"wp:attachment":[{"href":"https:\/\/birddetectives.com\/en\/wp-json\/wp\/v2\/media?parent=34491"}],"wp:term":[{"taxonomy":"bird-category","embeddable":true,"href":"https:\/\/birddetectives.com\/en\/wp-json\/wp\/v2\/bird-category?post=34491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}