6533b85bfe1ef96bd12ba99c

RESEARCH PRODUCT

Zur Biologie und Ethologie des Gimpels (Pyrrhula pyrrhula L.) D. 77

Jürgen Nicolai

subject

General Earth and Planetary SciencesZoologyAnimal Science and ZoologyPyrrhula pyrrhulaBiologybiology.organism_classificationEcology Evolution Behavior and SystematicsGeneral Environmental Sciencehttps://doi.org/10.1111/j.1439-0310.1956.tb01549.x