Decline in North Sea puffins causes concern

The Isle of May, off Scotland's east coast, is home to one of the UK's biggest colonies of seabirds. Some 200,000 birds, from kittiwakes to guillemots can flock to the rocky outcrop at the height of the breeding season.

How cars, pollution and suburbia threaten rattlesnakes

Just like the hordes of mountain bikers, hikers and trail runners that migrate from their comfortable couches to more open spaces in spring, western rattlesnakes are also on the move, emerging from deep winter dens to their ...

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