[nfc-l] Re: [nfc-l] Nocturnal Flight Calls – Prothonotary Warbler?

2019-04-24 Thread Bill Evans
Looks like Chipping Sparrow to me, perhaps two calls from the same bird - a clue is the 80+ ms duration, but also there is a faint initial downsweep that is structurally more in line with CHSP. Bill From: Preston Lust Sent: Wednesday, April 24, 2019 4:39 PM To: Night Flight Call Discussions

[nfc-l] Re: [nfc-l] Nocturnal Flight Calls – Prothonotary Warbler?

2019-04-24 Thread Bill Evans
Looks like Chipping Sparrow to me, perhaps two calls from the same bird - a clue is the 80+ ms duration, but also there is a faint initial downsweep that is structurally more in line with CHSP. Bill From: Preston Lust Sent: Wednesday, April 24, 2019 4:39 PM To: Night Flight Call Discussions

[nfc-l] Re: [nfc-l] Re: [nfc-l] Nocturnal Flight Calls – Prothonotary Warbler?

2019-04-24 Thread Preston Lust
Thank you, Mr. Evans! Your responses are always very helpful! From,      Preston Lust On Wednesday, April 24, 2019, 6:04:51 PM EDT, Bill Evans wrote: Looks like Chipping Sparrow to me, perhaps two calls from the same bird - a clue is the 80+ ms duration, but also there is a faint