birds feathers feed feeding flock greedy heads italian Italy pigeons urban wings beak bird drink grass hosepipe mouth pelican thirsty wader water white animal black forage kunekune mammal new zealand omnivore pig spotted Sus scrofa England english food Great Britain hungry leisure London park path pigeon pleasure queue starling stroll swan walk goose gulls pond seagulls swim wait brown damage domesticated farm grub livestock nature orange piglets rootle snout Soil Tamworth trotters turf piglet three trio sow female paps teats