权威例句
Functional Vocalizations by an African Grey Parrot (Psittacus erithacus)“Numerical Competence in an African Gray Parrot (Psittacus erithacus)”Functional-morphological and biochemical correlations of the keratinized structures in the African Grey Parrot, Psittacus erithacus ...Object permanence in the African Grey parrot ( Psittacus erithacus )The hydrodynamic trails of Lepomis gibbosus (Centrarchidae), Colomesus psittacus (Tetraodontidae) and Thysochromis ansorgii (Cichlid...Analgesic effects of butorphanol and buprenorphine in conscious African grey parrots (Psittacus erithacus erithacus and Psittacus er...Air sac and renal mucormycosis in an African gray parrot (Psittacus erithacus)Acquisition of a relative class concept by an African gray parrot (Psittacus erithacus): discriminations based on relative size.Grey Parrot (Psittacus erithacus) numerical abilities: addition and further experiments on a zero-like concept.Microstructure and crystallographic-texture of giant barnacle (Austromegabalanus psittacus) shell
