Discovery of a Paleolithic bird carving at Lingjing Henan, China

Panayiota Siskos ’23 Modernity’s understanding about the history of symbolic behavior has increased during the past two decades, and a gradualist scenario has taken shape from the idea of a symbolic explosion occurring 40,000 years ago in Europe with the appearance of anatomically modern human populations. However, there is evidence that such behaviors are older and emerged from African Middle Stone Age and archaic Europe … Continue reading Discovery of a Paleolithic bird carving at Lingjing Henan, China

A Cuckoo Bird’s Egg Trick

By Julia Newman ’19 Robins lay blue eggs, sparrows lay speckled eggs, and cuckoos – well, it depends. Cuckoo birds have the ability to lay different colored eggs over time depending on the other common birds in their environment. For example, if robins are abundant in an ecosystem, the cuckoo birds eventually evolve to lay blue eggs.  However, according to studies done at the Norwegian … Continue reading A Cuckoo Bird’s Egg Trick