Bioscience:How Animals Tell the Time
Every living thing has a full programme of activity within a strict timetable. For a start every animal needs to be in time with itself. Every living body is a diffuse collection of timed cycles. Across the globe, every second of every minute of every day of every millennium, the animal world runs like clockwork. Get the time wrong, and the chances of survival plummet. Let's walk into the animal world to see how scientists uncover the the mysteries of animal time…
- Added：2006
- Country：America
- Duration：60
- Time of update：2011/4/8 15:41:00