{"id":149440,"date":"2025-10-27T14:17:43","date_gmt":"2025-10-27T18:17:43","guid":{"rendered":"https:/news/wp-json/wp/v2/posts/149440///news/wp-json/wp/v2/posts/149440//www.ucf.edu/news/wp-json/wp/v2/posts/149440//news/news/wp-json/wp/v2/posts/149440//?p=149440"},"modified":"2025-10-27T15:08:43","modified_gmt":"2025-10-27T19:08:43","slug":"ucf-biology-professors-research-links-warming-migratory-temperatures-to-decline-in-monarch-butterfly-population","status":"publish","type":"post","link":"https:/news/wp-json/wp/v2/posts/149440///news/wp-json/wp/v2/posts/149440//www.ucf.edu/news/wp-json/wp/v2/posts/149440//news/news/wp-json/wp/v2/posts/149440//ucf-biology-professors-research-links-warming-migratory-temperatures-to-decline-in-monarch-butterfly-population/news/wp-json/wp/v2/posts/149440//","title":{"rendered":"Âé¶¹Ó³»­´«Ã½ Biology Professor/news/wp-json/wp/v2/posts/149440/u2019s Research Links Warming Migratory Temperatures to Decline in Monarch Butterfly Population"},"content":{"rendered":"

Monarch butterflies (Danaus plexippus) have one of the most impressive migrations in the animal kingdom, but rising temperatures are disrupting their physiology, migration success and long-term population stability, raising new questions about conservation strategies./news/wp-json/wp/v2/posts/149440/n

In a recent study published in Royal Society Open Science, researchers found that warmer migratory temperatures may be disrupting their reproductive development, reducing overall fitness and increasing mortality./news/wp-json/wp/v2/posts/149440/n

Led by Âé¶¹Ó³»­´«Ã½ Professor of Biology Ken Fedorka and colleagues, the study warns that if warming weather trends continue, the monarch/news/wp-json/wp/v2/posts/149440/u2019s migratory phenotype could be lost in North America./news/wp-json/wp/v2/posts/149440/n

/news/wp-json/wp/v2/posts/149440/u201cEastern and western monarch populations migrate thousands of miles to overwintering sites in Mexico and California, entering reproductive diapause, or a dormancy stage, to conserve energy and survive the journey and winter,/news/wp-json/wp/v2/posts/149440/u201d Fedorka says. /news/wp-json/wp/v2/posts/149440/u201cBut warming temperatures are activating their reproductive development earlier and causing them to drop out of migration, even in the absence of native milkweed, the crucial plant they rely on for breeding success./news/wp-json/wp/v2/posts/149440/u201d/news/wp-json/wp/v2/posts/149440/n