{"api_version": 1, "episode_id": "ep_birdnote_daily_d34a9df1a8c9", "title": "Cuckoos - Tent Caterpillar Birds", "podcast": "BirdNote Daily", "podcast_slug": "birdnote_daily", "category": "science", "publish_date": "2026-04-19T07:00:00+00:00", "audio_url": "https://injector.simplecastaudio.com/97c254b3-f6b6-4a81-bd04-c3a63df25005/episodes/cfde2840-3e9c-43c0-8af3-fce6b1c3d1c1/audio/128/default.mp3?aid=rss_feed&awCollectionId=97c254b3-f6b6-4a81-bd04-c3a63df25005&awEpisodeId=cfde2840-3e9c-43c0-8af3-fce6b1c3d1c1&feed=OB7SrYSf", "source_link": "https://www.birdnote.org/podcasts/birdnote-daily/cuckoos-tent-caterpillar-birds", "cover_image_url": "https://image.simplecastcdn.com/images/f6fd537e-476f-4add-bb9b-27935c04deb7/bfa019cb-9603-4105-b684-ab2db068d1c1/3000x3000/apr_19_26yellow_billed_cuckoo_caterpillar_800_reago_n_mcclarren_ccjpg.jpg?aid=rss_feed", "summary": "Cuckoos eat hairy tent caterpillars that most birds avoid, using their beaks to remove some of the irritating hairs before consumption. Their stomachs accumulate indigestible hairs over time, leading to periodic shedding of the stomach lining. This adaptation allows cuckoos to exploit a food source with little competition.", "key_takeaways": ["Cuckoos specialize in eating tent caterpillars, a food source avoided by most birds due to irritating hairs.", "They physically manipulate caterpillars with their beaks to remove some hairs before eating.", "Cuckoos periodically regurgitate their stomach lining when it becomes clogged with indigestible caterpillar hairs."], "best_for": ["bird enthusiasts", "ecology learners", "curious naturalists"], "why_listen": "Discover how cuckoos uniquely adapt to eat a toxic food source by shedding their stomach lining\u2014a rare physiological trait in birds.", "verdict": "worth_your_time", "guests": [], "entities": {}, "quotes": [], "chapters": [], "overall_score": 72.0, "score_breakdown": {"clarity": 82.0, "originality": 70.0, "actionability": 35.0, "technical_depth": 85.0, "recency_relevance": 60.0, "information_density": 78.0}, "score_evidence": {"clarity": "The cuckoo plucks a caterpillar from its tent and manipulates it back and forth at its bill taking off many of the bothersome hairs", "originality": "When the hairs are dense enough to prevent digestion, the entire stomach lining is cast off and regurgitated.", "actionability": "If you have an infestation of tent caterpillars, you might see one of these slender brown and white birds with long white tails", "technical_depth": "When the hairs are dense enough to prevent digestion, the entire stomach lining is cast off and regurgitated.", "recency_relevance": "Nature finds surprising ways to deal with problems.", "information_density": "When the hairs are dense enough to prevent digestion, the entire stomach lining is cast off and regurgitated."}, "score_reasoning": {}, "scoring_confidence": 0.95, "transcript_available": true, "transcript_chars": 1878, "transcript_provider": "groq"}