Acta Zoologica is a peer-reviewed scientific journal published by Wiley-Blackwell on behalf of the Royal Swedish Academy of Sciences and the Royal Danish Academy of Sciences and Letters.

It is one of the world's leading zoological journals[1] and focuses on animal development, structure, and function, including physiological organization.

Increasingly, it has concentrated on animal development, with emphasis on the functional, comparative, and phylogenetic aspects.

[1] The editor-in-chief is Lennart Olsson (University of Jena).

The journal was established in 1920 with Nils Holmgren serving as the first editor.