While the common ancestor of vertebrates with synovial joints is still a mystery, the oldest specimen with evidence of these ...

Animal experiments are widely used to develop new medicines and to test the safety of other products. Many of these experiments cause pain to the animals involved or reduce their quality of life ...

Over 3,200 species of wild animals are used as food. In some countries and regions, forests and trees provide around 20% of the income for rural households. Find out more about the connection ...

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