1. Contingency checking and self-directed behaviors in giant manta rays: do elasmobranchs have self-awareness?;Ari, C.
2. Fluorescent signaling in parrots;Arnold, K.E.
3. Convergent evolution of complex cognition: insights from the field of avian cognition into the study of self-awareness;Baciadonna, L.
4. If horses had toes: demonstrating mirror self recognition at group level in Equus caballus;Baragli, P.
5. Facial display and blushing: means of visual communication in blue-and-yellow macaws (Ara Ararauna)?;Bertin, A.