Barn swallows are diurnal.
Barn swallows are diurnal.
• Image | © Bernard DUPONT, Some Rights Reserved, (CC BY-SA 2.0)
• Sources | (Hebblethwaite & Shields, 1990; Moller, 1991; Roth, 2002)
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Barn swallows are diurnal.
Barn swallows are diurnal.
• Image | © Bernard DUPONT, Some Rights Reserved, (CC BY-SA 2.0)
• Sources | (Hebblethwaite & Shields, 1990; Moller, 1991; Roth, 2002)