Figures 1-4 from: Gottlieb Almeida AP, Zardo EL, Toni C, Behr ER, Picolli da Silva L, Vieira JP, Loro VL, Baldisserotto B (2018) Composition of gastrointestinal content, protease and lipase activities in summer and winter of four freshwater siluriforms (Teleostei: Actinopterygii) with two different feeding habits. Zoologia 35: 1-8. https://doi.org/10.3897/zoologia.35.e13286

Figures 1-4 Species used in the analysis: (1) Rhamdia quelen; (2) Pimelodus maculatus; (3) Loricariichthys anus; (4) Hypostomus commersoni. Figures 1, 2 and 4 kindly provided by Alexssandro G. Becker and figure 3 by Luiz R. Malabarba.