Case ReportPublished 23 February 2026Case Report: Agonistic interaction between Amazonian manatee (Trichechus inunguis) and Tucuxi dolphins (Sotalia fluviatilis) in BrazilLayse Albuquerque · Karen Lucchini · Matheus L. Soares · Daniel L. Z. Kantek · Fernanda L. N. Attademo · Bruna Bezerra · Fábia O. LunaFrontiers in Ethologydoi 10.3389/fetho.2026.1717951