Jared Katz, Author at New Scientist Science news and science articles from New Scientist Wed, 16 Dec 2009 18:00:00 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.1 242057827 Little suckers: Putting leeches on a tight leash /article/1943674-little-suckers-putting-leeches-on-a-tight-leash/?utm_campaign=RSS|NSNS&utm_content=currents&utm_medium=RSS&utm_source=NSNS Wed, 16 Dec 2009 18:00:00 +0000 http://mg20427391.800 1943674