Rufous-naped Wren / Rotnacken-Zaunkönig (Campylorhynchus rufinucha) is a cooperatively breeding species. In El Paredón (Escuintla, Guatemla) I saw three individuals building one nest together in a palm tree on 6 March 2020. Unfortunately I wasn’t …
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Age-related differences in iris color in Band-backed Wren
Band-backed Wren / Tigerzaunkönig (Campylorhynchus zonatus) is a large wren distributed from Mexico to Ecuador where it also frequents high altitudes up to 3000 m. It breeds cooperatively, which means that breeding pairs get help …
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