{"fact":"Young New Caledonian crows stay with their parents for a long time, learning tool skills from adults.","context":"(iv) a prolonged juvenile dependency period providing opportunities for juveniles to hone their technical skills and learn from proficient adults (Holzhaider et al. 2011; Hunt et al. 2012; Bluff et al. 2010);","source":"Nicolas Dussex; Verena E. Kutschera; R. Axel W. Wiberg; Darren J. Parker; Gavin R. Hunt; Russell D. Gray; Kim Rutherford; Hideaki Abe; Robert C. Fleischer; Michael G. Ritchie; Christian Rutz; Jochen B. W. Wolf; Neil J. Gemmell, A genome‐wide investigation of adaptive signatures in protein‐coding genes related to tool behaviour in New Caledonian and Hawaiian crows, 10.1111/mec.15775","index":445}