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| | Fossil sites of Australia - Riversleigh |
 | | Clutching a possum is the giant Harrier Hawk Pengana robertbolesi, known also as 'Flexiraptor' since it could swivel its legs backward reach into and extract prey from hollows and crevices. |
 | | In addition to mammals there are crocodiles, snakes, lizards, turtles, lungfish, frogs, birds, snails, insects and other invertebrates. |
 | | Mekosuchus was a goanna-like crocodile that may even have climbed trees. |
| www.austmus.gov.au /fossil_sites/riversleigh.htm (1077 words) |
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