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Photos Suggest Rhino Horns Have Shrunk Over Past Century, Likely Due To Hunting

By scrutinising over a century’s worth of photos, University of Cambridge researchers have made the first ever measurements that show rhinoceros horns have gradually decreased in size over time.

Six New Species Of Tiny Frog Discovered In Mexico

The size of a thumbnail, they don't have a tadpole stage and live in a 'secret world' on the forest floor

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Six New Species Of Tiny Frog Discovered In Mexico

The size of a thumbnail, they don't have a tadpole stage and live in a 'secret world' on the forest floor

Mussel Survey Reveals Alarming Degradation Of River Thames Ecosystem Since The 1960s

Scientists replicated a 1964 River Thames survey and found that mussel numbers have declined by almost 95%, with one species – the depressed river mussel – completely gone.

Pheasant Meat Sold for Food Found to Contain Many Tiny Shards of Toxic Lead

Eating pheasant killed using lead shot is likely to expose consumers to raised levels of lead in their diet, even if the meat is carefully prepared to remove the shotgun pellets and the most damaged tissue.