Silver Gull

01 · Identification

How to tell it apart

The Silver Gull is Australia’s most familiar and widespread gull, a medium-sized bird measuring approximately 40 centimetres in length. Adults feature a crisp white head, body, and tail, contrasting with pale grey wings that terminate in black tips marked with prominent white spots known as "mirrors." They are defined by their striking bright red bills, legs, and eye-rings, which surround a pale white iris; these bare parts often become more vibrant during the breeding season. Juveniles are easily distinguished by brown mottling on the wings and back, paired with dark eyes and a blackish bill and legs. Highly vocal and gregarious, this species is often noisy, emitting harsh, scratchy, and high-pitched "kwar-arr" or "kree-ah" calls, particularly when competing for food. Silver Gulls are exceptionally bold and opportunistic scavengers, frequently seen in large flocks patrolling beaches, urban parks, and rubbish tips. While their natural diet consists of fish, insects, and crustaceans, they are notorious for begging and snatching scraps in human environments. In flight, they are agile and buoyant, often wheeling effortlessly on coastal updrafts. This adaptable species thrives across diverse aquatic environments, from sandy beaches and rocky shores to inland lakes, rivers, and wetlands. It is also exceptionally well-adapted to urban landscapes, appearing commonly in city centres and playing fields. The Silver Gull is easily distinguished from the much larger Pacific and Kelp Gulls, both of which possess massive yellow bills and significantly darker upperparts—soot-black in the case of the Kelp Gull—and lack the slender profile and bright red bill of this ubiquitous species.

Description · BirdUp · CC BY-SA 4.0

1. 01

   Vivid red bill, legs, and eye-ring

   Intense red bare parts in adults, including the entire bill, legs, and a prominent fleshy eye-ring.

2. 02

   Black wingtips with large white 'mirrors'

   Prominent white spots are clearly visible near the end of the black primary tips, both in flight and on folded wings.

3. 03

   Clean white head and body, pale grey mantle

   Starkly pure white head and underparts contrasting with a uniform light grey mantle and upperwings.

4. 04

   Delicate build and slender bill

   Overall small and slender structure, accentuated by a noticeably fine-tipped bill.