Woodland Trust

Nature's CalendarNature Detectives

Until the late 19th century, swallows were thought to hibernate under water

 
View maps Species last recorded:

You can use an interactive version of this map if you have flash installed and javascript enabled

Flash player is freely available at the following location:

Flash Player Download Center

Mapping system, recording system and live tracking maps by Internova.

 
Working with our partners: Centre for Ecology & Hydrology
© 2006 Woodland Trust