Many bird species avoid traditional traps such as mist nets, thus alternative trapping methods are often needed. The Rufous Hornero (Furnariidae: Furnarius rufus) is one such species that was captured so far using conventional mist netting in rural areas or using nest-targeted traps, which risk nest damage and abandonment. Here we describe the novel rise-up mist-netting (RUM) protocol and its catchability for the wary and territorial Rufous Hornero in an urban area. The RUM trap allowed us quickly capturing 40 Rufous Hornero individuals even in paved parking lots and streets during the bird’s breeding period. The RUM is an active and targeted protocol that demands a single and quickly trainable field assistant. Therefore, it should also enable the capture of many understudied territorial but wary species. Moreover, it has enough mobility to fit studies in urban areas, and whenever researchers may deal with limited space and, at the same time, should reduce negative visual impacts to the general public of birds’ capturing and banding procedures.
The rock river frog Thoropa miliaris (Cycloramphidae) is a saxicolous species endemic to the Atlantic Forest. There is scarce literature on potential predators of this species, which is likely related to the difficulty of recording its predatory interactions. In this paper, we report opportunistic records of predation on T. miliaris by the snake Chironius laevicollis (Colubridae), spiders of the genus Ctenus (Ctenidae), and the bird Furnarius rufus (Furnariidae). In addition, we compiled the reports of predation on T. miliaris from current published data.
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