Sammendrag. Suggestions have been made for sexing Great Grey Owls Strix nebulosa using body measurements as criterion.
Ornis Norvegica (2016), 39: 6–10 N orwegiaN o rNithological S ociety doi: 10.15845/on.v39i0.991. Тестируем одну из самых сбалансированных видеокарт этого года – ASUS ROG Strix Radeon RX 480. A territorial intruder often poses more of a threat to the territory holder of the same sex as itself.
The feeding ecology of Tawny Owl based on analysis of pellets was studied in different parts of its European distribution range (e.g.
Kirk 1992; Overskaug et al.
Tawny owls, Strix aluco, laid female-biased clutches on territories with more abundant prey (field voles) in June, the month that chicks fledge.