Welcome to Haidlhof

In 2010 a new research station for cognition and communication was established jointly by the University of Vienna and the University of Veterinary Medicine Vienna at Bad Vöslau/Lower Austria, about 30 km south of Vienna.  

The Reseach Station Haidlhof provides currently: 

  • Aviaries for corvids (raven, crows) and parrots (kea) of about 1,500 m2  
  • Free ranging dometic pig enclosures with a 8 ha meadow and copse for sleeping- and testing huts 
  • Free ranging chicken enclosure with both indoor and outdoor keeping-and testing  areas (work in progress)
  • Multifunctional testing facility of 170 m2 including a sound proof chamber for behavioural and acoustic tests
  • Bioacoustics lab with x-ray video, cineradiography/fluorograph, ultrasound, endoscopy, electroglottography and excised larynx lab, as well as stalls for temporary housing of diverse vertebrate subjects 


Birds pack more neurons into smaller brains

Brains of songbirds and parrots contain very large numbers of neurons, at neuronal densities considerably exceeding those found in mammals

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The origin of intelligence

The researchers Fitch, Bugnyar und Huber investigate the evolutionary origin of cognitive abilities with an comparative approach.

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