Chestnut-sided Warblers (Dendroica pensylvanica) and Blue-winged Warblers (Vermivora pinus) sing different song types in different contexts. Local dialects exist in the "Unaccented Ending" songs ...

The evolution of the MUC7 gene, which encodes a saliva protein, was studied by scientists at the University at Buffalo. To capture the gene’s proline-, threonine-, and serine-rich tandem repeat copy ...