Breeding performance of great tits (Parus major) along a gradient of heavy metal pollution

Heavy metals and selenium in feathers of

Heavy metals and selenium in feathers of great tits (Parus major) along a pollution gradient

✍ Ellen Janssens; Tom Dauwe; Lieven Bervoets; Marcel Eens 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 81 KB

## Abstract We evaluated the use of great tit (__Parus major__) feathers as biomonitors for heavy‐metal pollution and tested whether there were differences in metal levels in feathers as a function of location, age (first year or older), or gender. In 1998 and 1999, we collected the outermost tail