northern hawk owl - Search
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  2. DomainEukaryota
    KingdomAnimalia
    PhylumChordata
    ClassAves
    Taxonomy

    The northern hawk-owl was formally described by the Swedish naturalist Carl Linnaeus in 1758 in the tenth edition of his Systema Naturae under the binomial name Strix ulula. The owl is now the only species placed in th… See more

    Description

    Male northern hawk-owls are generally 36–42.5 cm (14.2–16.7 in) long and weigh about 300 g (11 oz). Females are slightly bigger with a length of 37.2–44.7 cm (14.6–17.6 in) and a mass of about 340 g (12 oz). Bot… See more

    Distribution and habitat

    Three subspecies exist across the northern Holarctic. The North American subspecies S. u. caparoch spans from eastern Alaska through Canada to Newfoundland and in some areas extends south into northern United States. … See more

    Behaviour and ecology

    The northern hawk-owl generally starts its mating rituals at the beginning of March. After calling and pairing is complete the northern hawk-owl will build a nest and start to lay eggs. On average the northern hawk-owl will lay … See more

     
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