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Why Grey Squirrels Are Such Determined Feeders

If you feed garden birds in the UK, you have almost certainly met the grey squirrel. It arrives with a flick of the tail, makes short work of a hanging feeder, and is back again within the hour. Grey squirrels are intelligent, agile and persistent. They can leap two metres or more between branches, hang upside down by their back feet, and gnaw through plastic and thin metal with ease. A feeder that frustrates one squirrel for a fortnight may simply be treated as a puzzle by the next.

The good news is that a combination of clever design and careful positioning will defeat almost all of them. The trick is not one magic gadget but a layered approach: remove the easy routes, make the feeder awkward to reach, and give small birds a way to feed that a squirrel's weight and body shape cannot exploit.

Choose the Right Kind of Feeder

Some feeders are simply squirrel snacks waiting to happen. Open trays, flat tables and thin plastic tubes with wide perches will be emptied quickly. If squirrels are a serious problem in your garden, start with the design:

• Cage or guardian feeders: a mesh cage surrounds an inner tube, letting tits, finches and sparrows slip through the gaps while keeping a squirrel's head and paws out. Choose a cage with gaps no wider than about 40mm and check that the inner feed ports line up with the mesh openings.
• Weighted perch feeders: the perch is sprung so it drops under the weight of anything heavier than a small bird, closing off the food. Most are adjustable, so you can set the trigger weight low enough for a chunky starling to still feed if you wish.
• Metal feeders, not plastic: powder-coated steel or die-cast metal resists chewing far better than plastic. Squirrels will eventually wreck anything plastic, even "squirrel-resistant" models.
• Clingers and upside-down feeders: goldfinches, tits and siskins can feed while hanging beneath a port. Squirrels find this posture difficult to maintain on a well-designed unit.

Baffles, Baffles and More Baffles

A baffle is the single most effective piece of kit you can add. It is a physical obstacle that blocks the squirrel's approach route to the feeder. There are two main types and both work best when installed correctly.

Pole baffles sit below a feeder station. A wide, smooth, downward-curving cone or dome on a sturdy metal pole stops squirrels climbing from below, because they cannot grip the polished surface. The baffle needs to be at least 45cm across, mounted at least 1.5 metres above the ground, and positioned so the squirrel cannot simply jump over it from a nearby fence or shrub.

Hanging baffles are domes or cones suspended above the feeder on the same line. Position them so that the squirrel cannot reach around the rim, and keep the feeder at least 60cm below the dome. Watch out for squirrels dropping from an overhanging branch onto the top of the baffle, then reaching down; a slightly sloping top helps here.

A word on location: a feeder hanging 30cm from a fence, shed or tree trunk is an open invitation. Aim for a clear gap of at least two metres in every direction, and more if your squirrels are especially athletic.

Positioning: The Step Most People Miss

No baffle will save a feeder that a squirrel can simply launch itself onto. Before buying anything, walk around your garden and look at the feeder from a squirrel's point of view.

• How far is the nearest branch, fence top, wall or washing line? Anything within two metres is a springboard.
• Can the squirrel reach by climbing a tree trunk, then dropping? An isolated pole with a baffle is far better than one beside a tree.
• Is there a surface below that slows the squirrel but not the birds? A smooth, hard landscape is harder to grip than soft soil or grass.
• Can you prune back an overhanging branch, or move the whole station into open lawn? Often the simplest fix is relocation, not engineering.

If you use a seed tray or ground feeder, be aware that it is essentially a squirrel buffet. Reserve it for ground-feeding species and empty it each evening, or accept that squirrels will take their share.

Clever Tricks and Ongoing Maintenance

Even the best setup needs a little attention. Squirrels learn fast, and a feeder that worked in January may be cracked by March. Keep an eye on things and adapt as needed.

• Check baffle clearance regularly. A shrub that grows a metre in spring can undo months of planning.
• Use a spring-loaded pole and grease-free parts. Do not use oil or grease on baffles: it can harm birds' feathers and is unpleasant to maintain.
• Consider a squirrel-proof seed mix or straight sunflower hearts. Squirrels are less drawn to safflower and nyjer, and hearts are eaten by a wide range of birds.
• Accept some spillage. A small amount of dropped seed is normal, but clear it up so it does not attract rats, which are a separate problem on smallholdings.
• Rotate and vary your feeders. Moving a feeder a metre or two every few weeks keeps squirrels guessing and lets grass recover underneath.

On a smallholding, where squirrels may also raid fruit cages, hen feeders and stored feed, the same principles apply at larger scale: solid construction, smooth surfaces, generous clearance from climbing points, and a routine of checking and clearing.

When Squirrels Still Win

Sometimes a squirrel simply outsmarts you, and that is normal. If one feeder keeps being raided, take it down for a fortnight. Squirrels are creatures of habit, and removing the reward for long enough often sends them elsewhere. Meanwhile, keep the bird-friendly feeders going: a well-placed cage feeder on an isolated pole with a wide baffle will feed your tits, finches and sparrows in peace, and the squirrels will move on to easier pickings. Patience, a good baffle and a little garden geometry will do more than any single gadget ever could.