It is almost exactly 10 years ago that I handed in my PhD on sand martins. What better way to mark this milestone than with some Riparia riparia-related news. I got a press release yesterday from the Wildfowl and Wetlands
Sand martin sex. Where do they do it?
![Sand martin sex. Where do they do it? Sand martin sex. Where do they do it?](https://i0.wp.com/henrynicholls.com/wp-content/uploads/2011/06/szabh_thumb.jpg?resize=140%2C213&ssl=1)