When a bird lunges at a butterfly in mid-flight, it may see something that is not there — the insect’s wings flashing beneath may not be moving where they appear to be moving. By the time the predator ...

The nightjar migrates thousands of kilometres, yet the same wings must also help it catch insects at low speeds. A new study ...

Lund University. The European nightjar (Caprimulgus europaeus) is a nocturnal migratory bird that travels between Europe and ...