| 13:11:17 | ◀︎ | Related birds sing diverse songs | |
| 19:40:00 | ◀︎ | Studies refute arsenic bug claim |
הכותרות שעניינו הכי הרבה גולשים בדף זה
09/07/12 13:11
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מאת BBC News
Songbird species that are closely related and live side by side evolve very distinct songs and plumage, according to scientists.
09/07/12 19:40
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מאת BBC News
The discovery of a bacterium that could substitute arsenic for phosphorus to survive has been challenged by new research.