Birds reed buntings and help id the duck /grebe?

[spudhead]

• ILCE-9
• Sony FE 200–600mm F5.6–6.3 G OSS (SEL200600G)
• 600.0 mm
• ƒ/7.1
• 1/2000 sec
• ISO 800

• ILCE-9
• Sony FE 200–600mm F5.6–6.3 G OSS (SEL200600G)
• 600.0 mm
• ƒ/8
• 1/2000 sec
• ISO 1600

• ILCE-9
• Sony FE 200–600mm F5.6–6.3 G OSS (SEL200600G)
• 600.0 mm
• ƒ/9
• 1/2000 sec
• ISO 2000

• ILCE-9
• Sony FE 200–600mm F5.6–6.3 G OSS (SEL200600G)
• 600.0 mm
• ƒ/7.1
• 1/2000 sec
• ISO 1600

 

[-ST-]

Great crested Grebe
According to Google

 

[spudhead]

Great crested Grebe
According to Google

Thanks I am useless with bird id

 

[Unframed Dave]

Is a great crested grebe. Will be doing it's courting dance soon.