Coots have extraordinary eyes. The irises of this one are red:
Sometimes, however, their irises are dark red or even brown. I’d love to know why. Sometimes eye colour in birds is a hormonal signal and changes with age or breeding plumage. It’s likely to be a very subtle but important signal of sexual maturity; for a Coot.
"Tritrophic phenological match–mismatch in space and time," and the inability of scientists to explain anything to a general audience
It's tricky being a scientist; you have to learn a whole new language of jargon to communicate with other scientists. There are some ... Read more