Behavioural indicators of range use in four broiler strains - Claire Bonnefous; Ludovic Calandreau; Elisabeth Le Bihan-Duval; Vitor Hugo Bessa Ferreira; Alexandre Barbin; Anne Collin; Maxime Reverchon; Karine Germain; Laure Ravon; Nina Kruger; Sandrine Mignon-Grasteau; Vanessa Guesdon (Applied Animal Behaviour Science, 2023)