Have A Gander At Boris

Boris the Pomeranian gander
Has been breeding again !!
Hallelujah and rejoice !!!
Another addition to the gaggle -
Four, five, six, seven? - more?
Imported from USA, now happy
Living in leafy Home Counties -
Averse to mainland Europe flight.
Prodigious amount of greasy spaff -
Prodigious mating (3, 4 or more geese),
Extrovert & honking call* - social
To all like-minded flocks; hostile
To invasive, hostile/alien species.
*Approximately, 'Carrie/Corbyn out'*