Timothy Rob "Tim" Birkhead FRS (born 20 February 1950) is a British zoologist, and professor of behavior and evolution at the University of Sheffield. Read full biography of Tim Birkhead →
The Australian wedge-tailed eagle has enormous eyes, both in absolute terms and compared with most other birds, and as a result has the greatest... →
I am not going to speculate about the emotions that might be involved in avian infidelity.
Compared with mammals, birds have relatively large eyes. In simple terms, a bigger eye means better vision, and excellent vision is essential for... →
The human eye has long fascinated lovers, artists and physicians. The ancient Greeks dissected eyes, but struggled to understand how they worked... →
There are several ways we can know what a dog, a bird or, indeed, any other organism can see, for example either by looking at the structure of the... →
Timothy Rob "Tim" Birkhead FRS (born 20 February 1950) is a British zoologist, and professor of behavior and evolution at the University of Sheffield.