Barn owl (5) Animal clutches (4) comportement (3) aliment (3) Food (3) Parents (3) Owls (3) Food (3) Brothers and sisters (3) Begging (3) grange (3) espèce (2) famille (2) âge (2) adulte (2) Color (2) Selection (2) Communication (2) Will (2) Species (2) Negotiation (2) Hypothesis (2) Families (2) Expression (2) Communication (2) Black (2) Animals (2) Age (2) Adaptations (2) Adaptations (2)