Barquero González, J.P., Vega-Hidalgo, A. and Monge-Nájera, J. 2019. Feeding behavior of Costa Rican velvet worms: food hiding, parental feeding investment and ontogenetic diet shift (Onychophora: Peripatidae). UNED Research Journal. 11, 2 (Feb. 2019), 85–88. DOI:https://doi.org/10.22458/urj.v11i2.2195.