Palaeontologists working in Tanzania unearth fossils of a tiny ancient crocodile with unusual, mammal-like teeth. http://bit.ly/bxhOWp
2:30 PM - 4 Aug 2010
0 replies
6 retweets
0 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.