A major outstanding question in urban evolution (and evolutionary biology in general) is whether adaptation occurs in similar ways in different populations and across species boundaries. In other words, can the common selective pressures of urban environments lead to convergent adaptation? In my doctoral research, I found that the Puerto Rican crested anole, Anolis cristatellus, adapted... Continue Reading →
Urban Observation of the Week: Anolis grahami
This week we wish you a Happy Valentine's Day, urban anole style! Here's some photos I took of Anolis grahami in Kingston, Jamaica a couple of weeks ago. Anoles have a colorful throat fan (called a dewlap) that they extend to signal to other males in dominance displays and to females they would like to mate... Continue Reading →