Infections with parasites often entail no recognizable signs in many wildlife species, but can have still negative effects across generations. Infected animals often have a slightly reduced body size ...

The species have fallen from number three to four in the RSPBs latest UK-wide Big Garden Birdwatch results after 600,000 took part in the wildlife survey.

Infections with parasites often entail no recognizable signs in many wildlife species, but can still have negative effects ...