Frapp - How a team helps the barn owl (and farmers)
The barn owl was on the verge of extinction. Today, 10,000 individuals inhabit the Swiss Plateau, notably thanks to the help of Fribourg farmers.
The owl: an animal of symbolism and superstition
CQFD, At the Barn Owl, the most supportive pairs are better at helping the young take flight
2025
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Radio rts "Drôle d'époque"
Interview with Alexandre Roulin, professor at the University of Lausanne, on Drôle d'époque. Link
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Full-scale broadcast
Meet nature lovers during an outdoor escape: that's the idea behind this bimonthly event organised by Prise de Terre. Today, Alexandre Roulin, biologist, orn…
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Postcard: the common swift
The common swift: the undisputed champion of ultra-trail running! It spends its entire life in flight, landing only to incubate its eggs. Lucile Solari intervie…
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“The Owls of Peace”: Could This Project Work in Ukraine?
The “Owls of Peace” project, led by Alexandre Roulin, a biologist at the University of Lausanne, uses barn owls to promote peace in countries at war. By install…
2024
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The colors of life: a world of nuances and functions
Green of leaves, red of poppies, pink of flamingos: nature is full of colors and patterns with multiple functions. In "The colors of life" (CNRS editions), Jean…
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Why are owls scary?
Their ghostly appearance, their stealthy flight, and their nocturnal chirping, combined with their piercing gaze, fuel all sorts of superstitions: how can we le…
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A life and career dedicated to owls
With Alexandre Roulin, biologist, professor at the University of Lausanne, and owl expert, and Christine Mohr, professor of psychology, specialist in the analys…
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QED: 100 Years of the Swiss Ornithological Station
The Swiss Ornithological Station in Sempach celebrated its centennial in June 2024, marking a century of bird study and conservation. Located in the canton of L…
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The barn owl, a natural predator of voles
Last week, we received a question about dealing with voles, which greedily feast on the young roots and bulbs of our plants. How can we reduce their impact on o…
2023
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Owls for Peace: the project combining environmental protection and diplomacy
"Owls for Peace": this is the ambition of a major Israeli, Jordanian and Palestinian project initiated in 2002 in the Jordan Valley. The Barn Owl, a voracious p…
2022
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Column by François Turrian: Barn Owls
The barn owl, also known as the white owl, is found in Switzerland in numbers ranging from 200 to 1,000 pairs. Thanks to a camera, they can be observed at the S…
2020
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Scientific american : Barn Owl Babies Can Be Helpful Hatch Mates
Short podcast in English on Barn Owl altruism.
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Is lockdown a real boon for birds?
On “Naviguons à vue,” Marc Muller and Jonas Schneiter are joined today by Alexandre Roulin, professor and associate vice dean of the Faculty of Biology and Medi…
2019
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Quand la chouette effraie… le campagnol
On full moon nights, the white barn owls’ color does not put them at a disadvantage while hunting—quite the opposite. Voles, the primary prey of this nocturnal…
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RTS, First Date: Mireille Grosjean and Alexandre Roulin meet for the first time
Radio encounter between two personalities who have never met
2018
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Radio Canada: When Owls Disguise Themselves as Doves in the Middle East
The "Owls for peace" project told in Canada.
2017
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RTS, Owls! : Barn Owl, Eurasian Eagle-Owl, featuring Alexandre Roulin, Biologist
Interview with Prof. Alexandre Roulin to discuss the "Owls for peace" project
2016
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RTS, Mr. Gardener: Daniel Cherix's Column: New Findings on the Barn Owl's Diet
Presentation of work carried out on the diet of the Barn Owl.
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François Turrian's Column: Nature Quiz
You won’t always hear a bird song. Sometimes a simple question will put you on the right track to the answer. We’re expanding the range of topics to include nat…
2015
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The barn owl, a harbinger of peace
As part of Geneva Peace Week, held from November 16 to 20, 2015, among dozens of events and conferences aimed at discussing and promoting peace, there was also…
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RTS, CQFD: The barn owl knows no borders
Explanations from Prof. Alexandre Roulin on the "Owls for peace" project.
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RTS, CQFD: The Stress of the Barn Owl
Explanation from Prof. Alexandre Roulin on stress in the Barn Owl
2014
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When Chickens Had Teeth
Antoine Droux presents a comprehensive overview of bird evolution. Over the course of four years of research, 200 scientists from 20 countries analyzed the geno…
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RTS, CQFD: A Conversation with Alexandre Roulin
Interview with Prof. Alexandre Roulin to discuss his work at the University of Lausanne
2012
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Lend me your pen so I can write down my sorrows!
Quand les plumes nous renseignent sur la santé des oiseaux, c'est une des découvertes réalisées autour des plumes de chouettes effraies par les chercheurs de l'…
