Although relatively rare, teaching has been observed in delphinids (Bender et al. 2009) and could participate in the transmission of the cooperative foraging tactic (Simões-Lopes et al. 1998).

Different organochlorine compounds (OCs) were measured in the blood of breeding south polar skuas (Catharacta maccormicki) at Svarthamaren, Dronning Maud Land (Antarctica) and compared to those in two ...