Richard Collins: Animal crossings would minimise traffic impact on wildlife

Sound-proofing and blocking lights and traffic visibility near wildlife corridors would let animals learn it's safe to use these bridges and underpasses

Wallis Annenberg Wildlife Crossing: Now under construction. Artist's impression of how the new wildlife crossing at California's Agoura Hills will look

When Francis preached love to the birds They listened, fluttered, throttled up Into the blue like a flock of words — Seamus Heaney

If we could ‘talk sense’ into animals, they might cope better with life’s ‘slings and arrows’. Alas, they can’t understand us, nor are we much better at fathoming their thoughts. Oh for an animal version of the Rosetta Stone!