Template:Motd/2012-05-10 (en)

A male Marsh Frog (Pelophylax ridibundus) calling to attract a mate. Vocal sacs are inflated and deflated to amplify the call. Other frogs can be heard but not seen on the video.

 Template:Motd/2012-05-10

This is the English translation of the Media of the day description page from 10 May 2012.

Descriptions in other languages:

• Motd/2012-05-10 (cs)
• Motd/2012-05-10 (en)
• Motd/2012-05-10 (fr)
• Motd/2012-05-10 (mk)
• Motd/2012-05-10 (ru)
• Motd/2012-05-10 (zh-hans)