Greater White-fronted Goose
Anser albifrons
Greater white-fronted geese are 64–81 cm (25–32 in) in length, have a 130–165 cm (51–65 in) wingspan, and weigh 1.93–3.31 kg (4 lb 4 oz – 7 lb 5 oz). They have bright orange legs and mouse-coloured upper wing coverts. They are smaller than greylag geese. The greater white-fronted goose is larger than and lacks the yellow eye ring of the lesser white-fronted goose, and its white facial blaze does not extend upwards so far as in the lesser.
ID text from Wikipedia, CC BY-SA 4.0
Greylag Goose
Anser anser
The greylag is the largest and bulkiest of the grey geese of the genus Anser, but is more lightly built and agile than its domestic relative. It has a rotund, bulky body, a thick and long neck, and a large head and bill. It has pink legs and feet, and an orange or pink bill with a white or brown nail (hard horny material at tip of upper mandible). It is 74 to 91 centimetres (29 to 36 in) long with a wing length of 41.2 to 48 centimetres (16+1⁄4 to 19 in). It has a tail 6.2 to 6.9 centimetres (2+7⁄16 to 2+11⁄16 in), a bill of 6.4 to 6.9 centimetres (2+1⁄2 to 2+11⁄16 in) long, and a tarsus of 7.
ID text from Wikipedia, CC BY-SA 4.0
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