Steve Arena:
Common Pochard (m) (Aythya ferina)
Steve Arena:
Baer's (A. baeri) (f) & Common (A. ferina) (m) Pochard
Steve Arena:
Baer's (A. baeri) (m,f) & Common (A. ferina) Pochard
Steve Arena:
Baer's (A. baeri) (m,f) & Common (A. ferina) Pochard
Steve Arena:
Baer's (A. baeri) (m,f) & Common (A. ferina) Pochard
Steve Arena:
Baer's (A. baeri) (f) & Common (A. ferina) (m) Pochard