nest

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Bone-house wasps

A new species of spider wasp that protect their young with walls made of ant carcasses has been discovered in the forests of China. Dr. Michael Staab from the University of Freiburg discovered the new species which he named Deuteragenia ossarium meaning “bone-house wasp” since the wasps reminded him of the ossuaries in Europe with…

Researchers Suárez-Rodríguez et al., observed house finches (C. mexicanus) and sparrows (P. domesticus) on the National University of Mexico campus in Mexico City routinely pulling apart cigarette butts to obtain the filters. The birds were found to incorporate the filters in their nests leaving researchers to speculate the purpose of used cigarette butts. Using heating elements to attract parasites, they…