kHz
ML105521801
Contributeur
Keith Corliss Fichiers multimédias de ce contributeur Profil
Date
Site d'observation
Lake Bertha
Cass, North Dakota, United States
Fichiers multimédias de cet endroit Liste illustrée- Âge et sexe
- Mâle adulte - X
- Sons
- Cri
- Repasse
- Repasse non utilisée
Commentaires
A few male ruddy ducks are heard chest-thumping with their bills. Interestingly, at the end of each vibration, the birds utter a short, grunty, one-note, "whup." (not to be confused with grunting american coots, also here.
Détails de l'observation
A number of displaying male ruddy ducks in a marsh. Chest-pounding.
Informations techniques
- Enregistreur
- Samsung S8
- Microphone
- none
- Accessoires
- none
- Taille originale du fichier
- 3.46 MB