translate English to French: Top Threats The causes of the decline of Common Nighthawk populations are unknown. However, it may be related, at least in part, to the decline of the insect populations on which this species preys.
Haut de la page Menaces Les raisons du dÃ©clin des populations dâ€™Engoulevents dâ€™AmÃ©rique nâ€™ont pas Ã©tÃ© identifiÃ©es, mais elles pourraient Ãªtre liÃ©es en partie aux baisses dâ€™insectes, qui constituent la proie de lâ€™espÃ¨ce.