Page last updated at 03:40 GMT, Thursday, 4 September 2008 04:40 UK

The glass frog

Advertisement

The Costa Rica Amphibian Research Center is one of the few areas in Costa Rica where glass frog populations thrive. Elsewhere numbers have plummeted.

SEE ALSO

Story Tools

Explore the BBC

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.
Americas Africa Europe Middle East South Asia Asia Pacific