Geobiologist's team discovers 'missing' sea sponges

At first glance, the simple sea sponge is no creature of mystery. No brain. No gut. No problem dating it back 700 million years. Yet convincing sponge fossils only go back about 540 million years, leaving a 160 million-year ...

Fishy mystery of Bristol marine reptile solved

The identity of a local prehistoric marine reptile has finally been revealed after experts discovered that some of its remains actually belonged to fish.

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